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Finding the Third Proportional to 15,557 and 23,624

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Solution

The third proportional to 15,557 and 23,624 is: 35,874.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,557 : 23,624 = 23,624 : x
  2. Step 2: Convert to fraction form
    15,557/23,624 = 23,624/x
  3. Step 3: Cross multiply
    15,557x = 23,624 × 23,624
  4. Step 4: Simplify right side
    15,557x = 558,093,376
  5. Step 5: Solve for x
    x = 558,093,376/15,557
  6. Step 6: Final answer
    x = 35,874.10

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.