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Finding the Third Proportional to 5,669,217.42 and 8,725,721.20

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Solution

The third proportional to 5,669,217.42 and 8,725,721.20 is: 13,430,109.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669,217.42 : 8,725,721.20 = 8,725,721.20 : x
  2. Step 2: Convert to fraction form
    5,669,217.42/8,725,721.20 = 8,725,721.20/x
  3. Step 3: Cross multiply
    5,669,217.42x = 8,725,721.20 × 8,725,721.20
  4. Step 4: Simplify right side
    5,669,217.42x = 76,138,210,514,665.20
  5. Step 5: Solve for x
    x = 76,138,210,514,665.20/5,669,217.42
  6. Step 6: Final answer
    x = 13,430,109.46

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.