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Finding the Third Proportional to 25,716 and 38,646

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Solution

The third proportional to 25,716 and 38,646 is: 58,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,716 : 38,646 = 38,646 : x
  2. Step 2: Convert to fraction form
    25,716/38,646 = 38,646/x
  3. Step 3: Cross multiply
    25,716x = 38,646 × 38,646
  4. Step 4: Simplify right side
    25,716x = 1,493,513,316
  5. Step 5: Solve for x
    x = 1,493,513,316/25,716
  6. Step 6: Final answer
    x = 58,077.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.