Home / 1,102,860.20-1,654,290.30-354,906.20

Finding the Fourth Proportional to 1,102,860.20, 1,654,290.30 and 354,906.20

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Solution

The fourth proportional to 1,102,860.20, 1,654,290.30 and 354,906.20 is: 532,359.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,860.20 : 1,654,290.30 = 354,906.20 : x
  2. Step 2: Convert to fraction form
    1,102,860.20/1,654,290.30 = 354,906.20/x
  3. Step 3: Cross multiply
    1,102,860.20x = 1,654,290.30 × 354,906.20
  4. Step 4: Simplify right side
    1,102,860.20x = 587,117,884,069.86
  5. Step 5: Solve for x
    x = 587,117,884,069.86/1,102,860.20
  6. Step 6: Final answer
    x = 532,359.30

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Half scale
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Double scale
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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.