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Finding the Fourth Proportional to 488,759.01, 732,958.70 and 168,829.47

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Solution

The fourth proportional to 488,759.01, 732,958.70 and 168,829.47 is: 253,182.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,759.01 : 732,958.70 = 168,829.47 : x
  2. Step 2: Convert to fraction form
    488,759.01/732,958.70 = 168,829.47/x
  3. Step 3: Cross multiply
    488,759.01x = 732,958.70 × 168,829.47
  4. Step 4: Simplify right side
    488,759.01x = 123,745,028,008.74
  5. Step 5: Solve for x
    x = 123,745,028,008.74/488,759.01
  6. Step 6: Final answer
    x = 253,182.09

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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.