Home / 1,043,145.60-1,564,718.40-444,126.30

Finding the Fourth Proportional to 1,043,145.60, 1,564,718.40 and 444,126.30

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Solution

The fourth proportional to 1,043,145.60, 1,564,718.40 and 444,126.30 is: 666,189.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,145.60 : 1,564,718.40 = 444,126.30 : x
  2. Step 2: Convert to fraction form
    1,043,145.60/1,564,718.40 = 444,126.30/x
  3. Step 3: Cross multiply
    1,043,145.60x = 1,564,718.40 × 444,126.30
  4. Step 4: Simplify right side
    1,043,145.60x = 694,932,593,533.92
  5. Step 5: Solve for x
    x = 694,932,593,533.92/1,043,145.60
  6. Step 6: Final answer
    x = 666,189.45

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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.