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Finding the Third Proportional to 28,564.31 and 62,665.31

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Solution

The third proportional to 28,564.31 and 62,665.31 is: 137,477.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,564.31 : 62,665.31 = 62,665.31 : x
  2. Step 2: Convert to fraction form
    28,564.31/62,665.31 = 62,665.31/x
  3. Step 3: Cross multiply
    28,564.31x = 62,665.31 × 62,665.31
  4. Step 4: Simplify right side
    28,564.31x = 3,926,941,390.72
  5. Step 5: Solve for x
    x = 3,926,941,390.72/28,564.31
  6. Step 6: Final answer
    x = 137,477.19

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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.