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Finding the Fourth Proportional to 262,425.97, 391,591.37 and 234,151.57

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Solution

The fourth proportional to 262,425.97, 391,591.37 and 234,151.57 is: 349,400.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,425.97 : 391,591.37 = 234,151.57 : x
  2. Step 2: Convert to fraction form
    262,425.97/391,591.37 = 234,151.57/x
  3. Step 3: Cross multiply
    262,425.97x = 391,591.37 × 234,151.57
  4. Step 4: Simplify right side
    262,425.97x = 91,691,734,083.95
  5. Step 5: Solve for x
    x = 91,691,734,083.95/262,425.97
  6. Step 6: Final answer
    x = 349,400.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.