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Finding the Third Proportional to 71,958,343.50 and 110,536,816.50

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Solution

The third proportional to 71,958,343.50 and 110,536,816.50 is: 169,798,069.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,958,343.50 : 110,536,816.50 = 110,536,816.50 : x
  2. Step 2: Convert to fraction form
    71,958,343.50/110,536,816.50 = 110,536,816.50/x
  3. Step 3: Cross multiply
    71,958,343.50x = 110,536,816.50 × 110,536,816.50
  4. Step 4: Simplify right side
    71,958,343.50x = 12,218,387,801,954,672
  5. Step 5: Solve for x
    x = 12,218,387,801,954,672/71,958,343.50
  6. Step 6: Final answer
    x = 169,798,069.38

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.