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Finding the Fourth Proportional to 616,547.57, 924,800.52 and 217,177.91

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Solution

The fourth proportional to 616,547.57, 924,800.52 and 217,177.91 is: 325,759.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,547.57 : 924,800.52 = 217,177.91 : x
  2. Step 2: Convert to fraction form
    616,547.57/924,800.52 = 217,177.91/x
  3. Step 3: Cross multiply
    616,547.57x = 924,800.52 × 217,177.91
  4. Step 4: Simplify right side
    616,547.57x = 200,846,241,926.49
  5. Step 5: Solve for x
    x = 200,846,241,926.49/616,547.57
  6. Step 6: Final answer
    x = 325,759.52

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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.