Home / 566,158.55-781,320.30-324,487.76

Finding the Fourth Proportional to 566,158.55, 781,320.30 and 324,487.76

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Solution

The fourth proportional to 566,158.55, 781,320.30 and 324,487.76 is: 447,805.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,158.55 : 781,320.30 = 324,487.76 : x
  2. Step 2: Convert to fraction form
    566,158.55/781,320.30 = 324,487.76/x
  3. Step 3: Cross multiply
    566,158.55x = 781,320.30 × 324,487.76
  4. Step 4: Simplify right side
    566,158.55x = 253,528,873,989.53
  5. Step 5: Solve for x
    x = 253,528,873,989.53/566,158.55
  6. Step 6: Final answer
    x = 447,805.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.