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Finding the Third Proportional to 57,368,839.78 and 122,923,375.03

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Solution

The third proportional to 57,368,839.78 and 122,923,375.03 is: 263,386,120.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,368,839.78 : 122,923,375.03 = 122,923,375.03 : x
  2. Step 2: Convert to fraction form
    57,368,839.78/122,923,375.03 = 122,923,375.03/x
  3. Step 3: Cross multiply
    57,368,839.78x = 122,923,375.03 × 122,923,375.03
  4. Step 4: Simplify right side
    57,368,839.78x = 15,110,156,129,073,336
  5. Step 5: Solve for x
    x = 15,110,156,129,073,336/57,368,839.78
  6. Step 6: Final answer
    x = 263,386,120.18

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.