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Finding the Third Proportional to 8,380,437.19 and 12,814,324.03

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Solution

The third proportional to 8,380,437.19 and 12,814,324.03 is: 19,594,073.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380,437.19 : 12,814,324.03 = 12,814,324.03 : x
  2. Step 2: Convert to fraction form
    8,380,437.19/12,814,324.03 = 12,814,324.03/x
  3. Step 3: Cross multiply
    8,380,437.19x = 12,814,324.03 × 12,814,324.03
  4. Step 4: Simplify right side
    8,380,437.19x = 164,206,900,377,871.25
  5. Step 5: Solve for x
    x = 164,206,900,377,871.25/8,380,437.19
  6. Step 6: Final answer
    x = 19,594,073.28

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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.