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Finding the Third Proportional to 77,948 and 168,350

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Solution

The third proportional to 77,948 and 168,350 is: 363,597.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,948 : 168,350 = 168,350 : x
  2. Step 2: Convert to fraction form
    77,948/168,350 = 168,350/x
  3. Step 3: Cross multiply
    77,948x = 168,350 × 168,350
  4. Step 4: Simplify right side
    77,948x = 28,341,722,500
  5. Step 5: Solve for x
    x = 28,341,722,500/77,948
  6. Step 6: Final answer
    x = 363,597.82

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.