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Finding the Third Proportional to 163,359 and 351,747.75

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Solution

The third proportional to 163,359 and 351,747.75 is: 757,390.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,359 : 351,747.75 = 351,747.75 : x
  2. Step 2: Convert to fraction form
    163,359/351,747.75 = 351,747.75/x
  3. Step 3: Cross multiply
    163,359x = 351,747.75 × 351,747.75
  4. Step 4: Simplify right side
    163,359x = 123,726,479,630.06
  5. Step 5: Solve for x
    x = 123,726,479,630.06/163,359
  6. Step 6: Final answer
    x = 757,390.04

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.