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Finding the Third Proportional to 22,257 and 29,730

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Solution

The third proportional to 22,257 and 29,730 is: 39,712.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,257 : 29,730 = 29,730 : x
  2. Step 2: Convert to fraction form
    22,257/29,730 = 29,730/x
  3. Step 3: Cross multiply
    22,257x = 29,730 × 29,730
  4. Step 4: Simplify right side
    22,257x = 883,872,900
  5. Step 5: Solve for x
    x = 883,872,900/22,257
  6. Step 6: Final answer
    x = 39,712.13

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.