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Finding the Fourth Proportional to 584,865.90, 877,687.65 and 332,145.90

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Solution

The fourth proportional to 584,865.90, 877,687.65 and 332,145.90 is: 498,439.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,865.90 : 877,687.65 = 332,145.90 : x
  2. Step 2: Convert to fraction form
    584,865.90/877,687.65 = 332,145.90/x
  3. Step 3: Cross multiply
    584,865.90x = 877,687.65 × 332,145.90
  4. Step 4: Simplify right side
    584,865.90x = 291,520,354,428.14
  5. Step 5: Solve for x
    x = 291,520,354,428.14/584,865.90
  6. Step 6: Final answer
    x = 498,439.65

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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.