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Finding the Third Proportional to 83,672,501.91 and 180,789,723

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Solution

The third proportional to 83,672,501.91 and 180,789,723 is: 390,629,217.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,672,501.91 : 180,789,723 = 180,789,723 : x
  2. Step 2: Convert to fraction form
    83,672,501.91/180,789,723 = 180,789,723/x
  3. Step 3: Cross multiply
    83,672,501.91x = 180,789,723 × 180,789,723
  4. Step 4: Simplify right side
    83,672,501.91x = 32,684,923,942,416,728
  5. Step 5: Solve for x
    x = 32,684,923,942,416,728/83,672,501.91
  6. Step 6: Final answer
    x = 390,629,217.46

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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.