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Finding the Fourth Proportional to 488,626.83, 732,760.02 and 168,696.88

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Solution

The fourth proportional to 488,626.83, 732,760.02 and 168,696.88 is: 252,983.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,626.83 : 732,760.02 = 168,696.88 : x
  2. Step 2: Convert to fraction form
    488,626.83/732,760.02 = 168,696.88/x
  3. Step 3: Cross multiply
    488,626.83x = 732,760.02 × 168,696.88
  4. Step 4: Simplify right side
    488,626.83x = 123,614,327,330.84
  5. Step 5: Solve for x
    x = 123,614,327,330.84/488,626.83
  6. Step 6: Final answer
    x = 252,983.09

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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.