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Finding the Third Proportional to 5,554,738.50 and 8,656,868

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Solution

The third proportional to 5,554,738.50 and 8,656,868 is: 13,491,429.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554,738.50 : 8,656,868 = 8,656,868 : x
  2. Step 2: Convert to fraction form
    5,554,738.50/8,656,868 = 8,656,868/x
  3. Step 3: Cross multiply
    5,554,738.50x = 8,656,868 × 8,656,868
  4. Step 4: Simplify right side
    5,554,738.50x = 74,941,363,569,424
  5. Step 5: Solve for x
    x = 74,941,363,569,424/5,554,738.50
  6. Step 6: Final answer
    x = 13,491,429.63

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.