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Finding the Third Proportional to 6,490.13 and 10,013.63

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Solution

The third proportional to 6,490.13 and 10,013.63 is: 15,450.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,490.13 : 10,013.63 = 10,013.63 : x
  2. Step 2: Convert to fraction form
    6,490.13/10,013.63 = 10,013.63/x
  3. Step 3: Cross multiply
    6,490.13x = 10,013.63 × 10,013.63
  4. Step 4: Simplify right side
    6,490.13x = 100,272,685.64
  5. Step 5: Solve for x
    x = 100,272,685.64/6,490.13
  6. Step 6: Final answer
    x = 15,450.04

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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.