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Finding the Third Proportional to 2,832.75 and 4,339.13

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Solution

The third proportional to 2,832.75 and 4,339.13 is: 6,646.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.75 : 4,339.13 = 4,339.13 : x
  2. Step 2: Convert to fraction form
    2,832.75/4,339.13 = 4,339.13/x
  3. Step 3: Cross multiply
    2,832.75x = 4,339.13 × 4,339.13
  4. Step 4: Simplify right side
    2,832.75x = 18,828,005.77
  5. Step 5: Solve for x
    x = 18,828,005.77/2,832.75
  6. Step 6: Final answer
    x = 6,646.55

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.