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Finding the Fourth Proportional to 658,051.87, 987,471.06 and 604,514.11

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Solution

The fourth proportional to 658,051.87, 987,471.06 and 604,514.11 is: 907,132.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,051.87 : 987,471.06 = 604,514.11 : x
  2. Step 2: Convert to fraction form
    658,051.87/987,471.06 = 604,514.11/x
  3. Step 3: Cross multiply
    658,051.87x = 987,471.06 × 604,514.11
  4. Step 4: Simplify right side
    658,051.87x = 596,940,188,986.66
  5. Step 5: Solve for x
    x = 596,940,188,986.66/658,051.87
  6. Step 6: Final answer
    x = 907,132.43

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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.