Home / 527,260.88-727,616.14-285,537.85

Finding the Fourth Proportional to 527,260.88, 727,616.14 and 285,537.85

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Solution

The fourth proportional to 527,260.88, 727,616.14 and 285,537.85 is: 394,040.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,260.88 : 727,616.14 = 285,537.85 : x
  2. Step 2: Convert to fraction form
    527,260.88/727,616.14 = 285,537.85/x
  3. Step 3: Cross multiply
    527,260.88x = 727,616.14 × 285,537.85
  4. Step 4: Simplify right side
    527,260.88x = 207,761,945,708.01
  5. Step 5: Solve for x
    x = 207,761,945,708.01/527,260.88
  6. Step 6: Final answer
    x = 394,040.13

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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.