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Finding the Third Proportional to 40,920,072.80 and 88,651,065.88

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Solution

The third proportional to 40,920,072.80 and 88,651,065.88 is: 192,057,612.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,920,072.80 : 88,651,065.88 = 88,651,065.88 : x
  2. Step 2: Convert to fraction form
    40,920,072.80/88,651,065.88 = 88,651,065.88/x
  3. Step 3: Cross multiply
    40,920,072.80x = 88,651,065.88 × 88,651,065.88
  4. Step 4: Simplify right side
    40,920,072.80x = 7,859,011,482,505,832
  5. Step 5: Solve for x
    x = 7,859,011,482,505,832/40,920,072.80
  6. Step 6: Final answer
    x = 192,057,612.42

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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.