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Finding the Third Proportional to 8,246,489.63 and 12,583,027.69

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Solution

The third proportional to 8,246,489.63 and 12,583,027.69 is: 19,199,998.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246,489.63 : 12,583,027.69 = 12,583,027.69 : x
  2. Step 2: Convert to fraction form
    8,246,489.63/12,583,027.69 = 12,583,027.69/x
  3. Step 3: Cross multiply
    8,246,489.63x = 12,583,027.69 × 12,583,027.69
  4. Step 4: Simplify right side
    8,246,489.63x = 158,332,585,784,391.59
  5. Step 5: Solve for x
    x = 158,332,585,784,391.59/8,246,489.63
  6. Step 6: Final answer
    x = 19,199,998.18

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.