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Finding the Third Proportional to 39,488 and 93,217

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Solution

The third proportional to 39,488 and 93,217 is: 220,051.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,488 : 93,217 = 93,217 : x
  2. Step 2: Convert to fraction form
    39,488/93,217 = 93,217/x
  3. Step 3: Cross multiply
    39,488x = 93,217 × 93,217
  4. Step 4: Simplify right side
    39,488x = 8,689,409,089
  5. Step 5: Solve for x
    x = 8,689,409,089/39,488
  6. Step 6: Final answer
    x = 220,051.89

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.