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Finding the Fourth Proportional to 497,562.90, 746,344.35 and 123,585.90

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Solution

The fourth proportional to 497,562.90, 746,344.35 and 123,585.90 is: 185,378.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,562.90 : 746,344.35 = 123,585.90 : x
  2. Step 2: Convert to fraction form
    497,562.90/746,344.35 = 123,585.90/x
  3. Step 3: Cross multiply
    497,562.90x = 746,344.35 × 123,585.90
  4. Step 4: Simplify right side
    497,562.90x = 92,237,638,204.67
  5. Step 5: Solve for x
    x = 92,237,638,204.67/497,562.90
  6. Step 6: Final answer
    x = 185,378.85

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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.