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Finding the Fourth Proportional to 616,020.96, 924,064.08 and 172,823.52

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Solution

The fourth proportional to 616,020.96, 924,064.08 and 172,823.52 is: 259,244.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,020.96 : 924,064.08 = 172,823.52 : x
  2. Step 2: Convert to fraction form
    616,020.96/924,064.08 = 172,823.52/x
  3. Step 3: Cross multiply
    616,020.96x = 924,064.08 × 172,823.52
  4. Step 4: Simplify right side
    616,020.96x = 159,700,007,011.16
  5. Step 5: Solve for x
    x = 159,700,007,011.16/616,020.96
  6. Step 6: Final answer
    x = 259,244.44

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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.