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Finding the Third Proportional to 157,603 and 341,458

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Solution

The third proportional to 157,603 and 341,458 is: 739,792.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,603 : 341,458 = 341,458 : x
  2. Step 2: Convert to fraction form
    157,603/341,458 = 341,458/x
  3. Step 3: Cross multiply
    157,603x = 341,458 × 341,458
  4. Step 4: Simplify right side
    157,603x = 116,593,565,764
  5. Step 5: Solve for x
    x = 116,593,565,764/157,603
  6. Step 6: Final answer
    x = 739,792.81

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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.