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Finding the Third Proportional to 5,451,762.38 and 8,440,527.38

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Solution

The third proportional to 5,451,762.38 and 8,440,527.38 is: 13,067,793.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451,762.38 : 8,440,527.38 = 8,440,527.38 : x
  2. Step 2: Convert to fraction form
    5,451,762.38/8,440,527.38 = 8,440,527.38/x
  3. Step 3: Cross multiply
    5,451,762.38x = 8,440,527.38 × 8,440,527.38
  4. Step 4: Simplify right side
    5,451,762.38x = 71,242,502,368,124.39
  5. Step 5: Solve for x
    x = 71,242,502,368,124.39/5,451,762.38
  6. Step 6: Final answer
    x = 13,067,793.03

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.