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Finding the Third Proportional to 1,793.81 and 3,875.87

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Solution

The third proportional to 1,793.81 and 3,875.87 is: 8,374.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793.81 : 3,875.87 = 3,875.87 : x
  2. Step 2: Convert to fraction form
    1,793.81/3,875.87 = 3,875.87/x
  3. Step 3: Cross multiply
    1,793.81x = 3,875.87 × 3,875.87
  4. Step 4: Simplify right side
    1,793.81x = 15,022,376.74
  5. Step 5: Solve for x
    x = 15,022,376.74/1,793.81
  6. Step 6: Final answer
    x = 8,374.55

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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.