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Finding the Third Proportional to 6,864.75 and 10,368

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Solution

The third proportional to 6,864.75 and 10,368 is: 15,659.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.75 : 10,368 = 10,368 : x
  2. Step 2: Convert to fraction form
    6,864.75/10,368 = 10,368/x
  3. Step 3: Cross multiply
    6,864.75x = 10,368 × 10,368
  4. Step 4: Simplify right side
    6,864.75x = 107,495,424
  5. Step 5: Solve for x
    x = 107,495,424/6,864.75
  6. Step 6: Final answer
    x = 15,659.04

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.