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Finding the Third Proportional to 217,008.28 and 475,391.25

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Solution

The third proportional to 217,008.28 and 475,391.25 is: 1,041,420.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,008.28 : 475,391.25 = 475,391.25 : x
  2. Step 2: Convert to fraction form
    217,008.28/475,391.25 = 475,391.25/x
  3. Step 3: Cross multiply
    217,008.28x = 475,391.25 × 475,391.25
  4. Step 4: Simplify right side
    217,008.28x = 225,996,840,576.56
  5. Step 5: Solve for x
    x = 225,996,840,576.56/217,008.28
  6. Step 6: Final answer
    x = 1,041,420.35

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.