Home / 527,250.31-727,604.32-285,532.14

Finding the Fourth Proportional to 527,250.31, 727,604.32 and 285,532.14

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Solution

The fourth proportional to 527,250.31, 727,604.32 and 285,532.14 is: 394,033.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,250.31 : 727,604.32 = 285,532.14 : x
  2. Step 2: Convert to fraction form
    527,250.31/727,604.32 = 285,532.14/x
  3. Step 3: Cross multiply
    527,250.31x = 727,604.32 × 285,532.14
  4. Step 4: Simplify right side
    527,250.31x = 207,754,418,562.85
  5. Step 5: Solve for x
    x = 207,754,418,562.85/527,250.31
  6. Step 6: Final answer
    x = 394,033.75

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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.