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Finding the Third Proportional to 157,874 and 241,510

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Solution

The third proportional to 157,874 and 241,510 is: 369,453.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,874 : 241,510 = 241,510 : x
  2. Step 2: Convert to fraction form
    157,874/241,510 = 241,510/x
  3. Step 3: Cross multiply
    157,874x = 241,510 × 241,510
  4. Step 4: Simplify right side
    157,874x = 58,327,080,100
  5. Step 5: Solve for x
    x = 58,327,080,100/157,874
  6. Step 6: Final answer
    x = 369,453.36

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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.