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Finding the Third Proportional to 10,420.31 and 22,482

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Solution

The third proportional to 10,420.31 and 22,482 is: 48,505.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,420.31 : 22,482 = 22,482 : x
  2. Step 2: Convert to fraction form
    10,420.31/22,482 = 22,482/x
  3. Step 3: Cross multiply
    10,420.31x = 22,482 × 22,482
  4. Step 4: Simplify right side
    10,420.31x = 505,440,324
  5. Step 5: Solve for x
    x = 505,440,324/10,420.31
  6. Step 6: Final answer
    x = 48,505.29

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.