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Finding the Third Proportional to 8,418,424.50 and 13,557,942

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Solution

The third proportional to 8,418,424.50 and 13,557,942 is: 21,835,177.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,418,424.50 : 13,557,942 = 13,557,942 : x
  2. Step 2: Convert to fraction form
    8,418,424.50/13,557,942 = 13,557,942/x
  3. Step 3: Cross multiply
    8,418,424.50x = 13,557,942 × 13,557,942
  4. Step 4: Simplify right side
    8,418,424.50x = 183,817,791,275,364
  5. Step 5: Solve for x
    x = 183,817,791,275,364/8,418,424.50
  6. Step 6: Final answer
    x = 21,835,177.27

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.