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Finding the Third Proportional to 28,598 and 62,731

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Solution

The third proportional to 28,598 and 62,731 is: 137,603.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,598 : 62,731 = 62,731 : x
  2. Step 2: Convert to fraction form
    28,598/62,731 = 62,731/x
  3. Step 3: Cross multiply
    28,598x = 62,731 × 62,731
  4. Step 4: Simplify right side
    28,598x = 3,935,178,361
  5. Step 5: Solve for x
    x = 3,935,178,361/28,598
  6. Step 6: Final answer
    x = 137,603.27

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.