Home / 1,530,842.20-2,296,263.30-393,602.20

Finding the Fourth Proportional to 1,530,842.20, 2,296,263.30 and 393,602.20

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Solution

The fourth proportional to 1,530,842.20, 2,296,263.30 and 393,602.20 is: 590,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,842.20 : 2,296,263.30 = 393,602.20 : x
  2. Step 2: Convert to fraction form
    1,530,842.20/2,296,263.30 = 393,602.20/x
  3. Step 3: Cross multiply
    1,530,842.20x = 2,296,263.30 × 393,602.20
  4. Step 4: Simplify right side
    1,530,842.20x = 903,814,286,659.26
  5. Step 5: Solve for x
    x = 903,814,286,659.26/1,530,842.20
  6. Step 6: Final answer
    x = 590,403.30

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,530,843.20, 2,296,264.80 and 393,603.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.