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Finding the Third Proportional to 18,499 and 29,423

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Solution

The third proportional to 18,499 and 29,423 is: 46,797.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,499 : 29,423 = 29,423 : x
  2. Step 2: Convert to fraction form
    18,499/29,423 = 29,423/x
  3. Step 3: Cross multiply
    18,499x = 29,423 × 29,423
  4. Step 4: Simplify right side
    18,499x = 865,712,929
  5. Step 5: Solve for x
    x = 865,712,929/18,499
  6. Step 6: Final answer
    x = 46,797.82

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.