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Finding the Fourth Proportional to 442,591.85, 663,887.16 and 176,539.19

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Solution

The fourth proportional to 442,591.85, 663,887.16 and 176,539.19 is: 264,808.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,591.85 : 663,887.16 = 176,539.19 : x
  2. Step 2: Convert to fraction form
    442,591.85/663,887.16 = 176,539.19/x
  3. Step 3: Cross multiply
    442,591.85x = 663,887.16 × 176,539.19
  4. Step 4: Simplify right side
    442,591.85x = 117,202,098,158.37
  5. Step 5: Solve for x
    x = 117,202,098,158.37/442,591.85
  6. Step 6: Final answer
    x = 264,808.54

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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.