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Finding the Third Proportional to 71,885,317.50 and 157,454,194.50

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Solution

The third proportional to 71,885,317.50 and 157,454,194.50 is: 344,880,209.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,885,317.50 : 157,454,194.50 = 157,454,194.50 : x
  2. Step 2: Convert to fraction form
    71,885,317.50/157,454,194.50 = 157,454,194.50/x
  3. Step 3: Cross multiply
    71,885,317.50x = 157,454,194.50 × 157,454,194.50
  4. Step 4: Simplify right side
    71,885,317.50x = 24,791,823,365,643,832
  5. Step 5: Solve for x
    x = 24,791,823,365,643,832/71,885,317.50
  6. Step 6: Final answer
    x = 344,880,209.59

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.