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Finding the Third Proportional to 28,590 and 62,124

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Solution

The third proportional to 28,590 and 62,124 is: 134,990.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,590 : 62,124 = 62,124 : x
  2. Step 2: Convert to fraction form
    28,590/62,124 = 62,124/x
  3. Step 3: Cross multiply
    28,590x = 62,124 × 62,124
  4. Step 4: Simplify right side
    28,590x = 3,859,391,376
  5. Step 5: Solve for x
    x = 3,859,391,376/28,590
  6. Step 6: Final answer
    x = 134,990.95

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.