Home / 752,151.68-1,037,951.52-412,616.96

Finding the Fourth Proportional to 752,151.68, 1,037,951.52 and 412,616.96

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Solution

The fourth proportional to 752,151.68, 1,037,951.52 and 412,616.96 is: 569,401.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,151.68 : 1,037,951.52 = 412,616.96 : x
  2. Step 2: Convert to fraction form
    752,151.68/1,037,951.52 = 412,616.96/x
  3. Step 3: Cross multiply
    752,151.68x = 1,037,951.52 × 412,616.96
  4. Step 4: Simplify right side
    752,151.68x = 428,276,400,809.78
  5. Step 5: Solve for x
    x = 428,276,400,809.78/752,151.68
  6. Step 6: Final answer
    x = 569,401.64

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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.