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Finding the Third Proportional to 40,439,670 and 88,576,512

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Solution

The third proportional to 40,439,670 and 88,576,512 is: 194,012,425.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,439,670 : 88,576,512 = 88,576,512 : x
  2. Step 2: Convert to fraction form
    40,439,670/88,576,512 = 88,576,512/x
  3. Step 3: Cross multiply
    40,439,670x = 88,576,512 × 88,576,512
  4. Step 4: Simplify right side
    40,439,670x = 7,845,798,478,086,144
  5. Step 5: Solve for x
    x = 7,845,798,478,086,144/40,439,670
  6. Step 6: Final answer
    x = 194,012,425.87

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.