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Finding the Third Proportional to 80,359,955.25 and 174,419,278.50

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Solution

The third proportional to 80,359,955.25 and 174,419,278.50 is: 378,572,693.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,359,955.25 : 174,419,278.50 = 174,419,278.50 : x
  2. Step 2: Convert to fraction form
    80,359,955.25/174,419,278.50 = 174,419,278.50/x
  3. Step 3: Cross multiply
    80,359,955.25x = 174,419,278.50 × 174,419,278.50
  4. Step 4: Simplify right side
    80,359,955.25x = 30,422,084,712,460,564
  5. Step 5: Solve for x
    x = 30,422,084,712,460,564/80,359,955.25
  6. Step 6: Final answer
    x = 378,572,693.55

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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.