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Finding the Third Proportional to 10,340 and 15,854

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Solution

The third proportional to 10,340 and 15,854 is: 24,308.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,340 : 15,854 = 15,854 : x
  2. Step 2: Convert to fraction form
    10,340/15,854 = 15,854/x
  3. Step 3: Cross multiply
    10,340x = 15,854 × 15,854
  4. Step 4: Simplify right side
    10,340x = 251,349,316
  5. Step 5: Solve for x
    x = 251,349,316/10,340
  6. Step 6: Final answer
    x = 24,308.44

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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.