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Finding the Third Proportional to 45,397,354.50 and 72,270,981

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Solution

The third proportional to 45,397,354.50 and 72,270,981 is: 115,052,842.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,397,354.50 : 72,270,981 = 72,270,981 : x
  2. Step 2: Convert to fraction form
    45,397,354.50/72,270,981 = 72,270,981/x
  3. Step 3: Cross multiply
    45,397,354.50x = 72,270,981 × 72,270,981
  4. Step 4: Simplify right side
    45,397,354.50x = 5,223,094,694,702,361
  5. Step 5: Solve for x
    x = 5,223,094,694,702,361/45,397,354.50
  6. Step 6: Final answer
    x = 115,052,842.89

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.