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Finding the Third Proportional to 5,516,727.75 and 8,610,369.19

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Solution

The third proportional to 5,516,727.75 and 8,610,369.19 is: 13,438,846.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,516,727.75 : 8,610,369.19 = 8,610,369.19 : x
  2. Step 2: Convert to fraction form
    5,516,727.75/8,610,369.19 = 8,610,369.19/x
  3. Step 3: Cross multiply
    5,516,727.75x = 8,610,369.19 × 8,610,369.19
  4. Step 4: Simplify right side
    5,516,727.75x = 74,138,457,545,049.41
  5. Step 5: Solve for x
    x = 74,138,457,545,049.41/5,516,727.75
  6. Step 6: Final answer
    x = 13,438,846.52

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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.