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Finding the Fourth Proportional to 488,757.51, 732,956.45 and 168,827.96

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Solution

The fourth proportional to 488,757.51, 732,956.45 and 168,827.96 is: 253,179.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,757.51 : 732,956.45 = 168,827.96 : x
  2. Step 2: Convert to fraction form
    488,757.51/732,956.45 = 168,827.96/x
  3. Step 3: Cross multiply
    488,757.51x = 732,956.45 × 168,827.96
  4. Step 4: Simplify right side
    488,757.51x = 123,743,543,210.59
  5. Step 5: Solve for x
    x = 123,743,543,210.59/488,757.51
  6. Step 6: Final answer
    x = 253,179.83

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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.