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Finding the Fourth Proportional to 616,134.83, 924,290.40 and 189,706.73

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Solution

The fourth proportional to 616,134.83, 924,290.40 and 189,706.73 is: 284,587.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,134.83 : 924,290.40 = 189,706.73 : x
  2. Step 2: Convert to fraction form
    616,134.83/924,290.40 = 189,706.73/x
  3. Step 3: Cross multiply
    616,134.83x = 924,290.40 × 189,706.73
  4. Step 4: Simplify right side
    616,134.83x = 175,344,109,354.39
  5. Step 5: Solve for x
    x = 175,344,109,354.39/616,134.83
  6. Step 6: Final answer
    x = 284,587.24

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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.