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Finding the Third Proportional to 10,074 and 18,708

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Solution

The third proportional to 10,074 and 18,708 is: 34,741.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,074 : 18,708 = 18,708 : x
  2. Step 2: Convert to fraction form
    10,074/18,708 = 18,708/x
  3. Step 3: Cross multiply
    10,074x = 18,708 × 18,708
  4. Step 4: Simplify right side
    10,074x = 349,989,264
  5. Step 5: Solve for x
    x = 349,989,264/10,074
  6. Step 6: Final answer
    x = 34,741.84

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.