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Finding the Third Proportional to 19,144,461 and 40,979,961

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Solution

The third proportional to 19,144,461 and 40,979,961 is: 87,720,265.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,144,461 : 40,979,961 = 40,979,961 : x
  2. Step 2: Convert to fraction form
    19,144,461/40,979,961 = 40,979,961/x
  3. Step 3: Cross multiply
    19,144,461x = 40,979,961 × 40,979,961
  4. Step 4: Simplify right side
    19,144,461x = 1,679,357,203,561,521
  5. Step 5: Solve for x
    x = 1,679,357,203,561,521/19,144,461
  6. Step 6: Final answer
    x = 87,720,265.59

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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.