Home / 485,053.90-727,580.85-463,281.10

Finding the Fourth Proportional to 485,053.90, 727,580.85 and 463,281.10

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Solution

The fourth proportional to 485,053.90, 727,580.85 and 463,281.10 is: 694,921.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,053.90 : 727,580.85 = 463,281.10 : x
  2. Step 2: Convert to fraction form
    485,053.90/727,580.85 = 463,281.10/x
  3. Step 3: Cross multiply
    485,053.90x = 727,580.85 × 463,281.10
  4. Step 4: Simplify right side
    485,053.90x = 337,074,456,526.94
  5. Step 5: Solve for x
    x = 337,074,456,526.94/485,053.90
  6. Step 6: Final answer
    x = 694,921.65

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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.