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Finding the Third Proportional to 6,398.68 and 14,001.93

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Solution

The third proportional to 6,398.68 and 14,001.93 is: 30,639.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,398.68 : 14,001.93 = 14,001.93 : x
  2. Step 2: Convert to fraction form
    6,398.68/14,001.93 = 14,001.93/x
  3. Step 3: Cross multiply
    6,398.68x = 14,001.93 × 14,001.93
  4. Step 4: Simplify right side
    6,398.68x = 196,053,925.58
  5. Step 5: Solve for x
    x = 196,053,925.58/6,398.68
  6. Step 6: Final answer
    x = 30,639.73

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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.