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Finding the Third Proportional to 5,160,575.81 and 8,198,527.22

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Solution

The third proportional to 5,160,575.81 and 8,198,527.22 is: 13,024,873.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160,575.81 : 8,198,527.22 = 8,198,527.22 : x
  2. Step 2: Convert to fraction form
    5,160,575.81/8,198,527.22 = 8,198,527.22/x
  3. Step 3: Cross multiply
    5,160,575.81x = 8,198,527.22 × 8,198,527.22
  4. Step 4: Simplify right side
    5,160,575.81x = 67,215,848,556,584.61
  5. Step 5: Solve for x
    x = 67,215,848,556,584.61/5,160,575.81
  6. Step 6: Final answer
    x = 13,024,873.77

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.