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Finding the Fourth Proportional to 532,517.22, 798,603.30 and 177,435.90

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Solution

The fourth proportional to 532,517.22, 798,603.30 and 177,435.90 is: 266,096.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,517.22 : 798,603.30 = 177,435.90 : x
  2. Step 2: Convert to fraction form
    532,517.22/798,603.30 = 177,435.90/x
  3. Step 3: Cross multiply
    532,517.22x = 798,603.30 × 177,435.90
  4. Step 4: Simplify right side
    532,517.22x = 141,700,895,278.47
  5. Step 5: Solve for x
    x = 141,700,895,278.47/532,517.22
  6. Step 6: Final answer
    x = 266,096.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.