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Finding the Third Proportional to 157,479 and 341,202.75

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Solution

The third proportional to 157,479 and 341,202.75 is: 739,268.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,479 : 341,202.75 = 341,202.75 : x
  2. Step 2: Convert to fraction form
    157,479/341,202.75 = 341,202.75/x
  3. Step 3: Cross multiply
    157,479x = 341,202.75 × 341,202.75
  4. Step 4: Simplify right side
    157,479x = 116,419,316,607.56
  5. Step 5: Solve for x
    x = 116,419,316,607.56/157,479
  6. Step 6: Final answer
    x = 739,268.83

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.