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Finding the Third Proportional to 10,368 and 15,860

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Solution

The third proportional to 10,368 and 15,860 is: 24,261.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368 : 15,860 = 15,860 : x
  2. Step 2: Convert to fraction form
    10,368/15,860 = 15,860/x
  3. Step 3: Cross multiply
    10,368x = 15,860 × 15,860
  4. Step 4: Simplify right side
    10,368x = 251,539,600
  5. Step 5: Solve for x
    x = 251,539,600/10,368
  6. Step 6: Final answer
    x = 24,261.15

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.