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Finding the Third Proportional to 2,875.50 and 6,630.19

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Solution

The third proportional to 2,875.50 and 6,630.19 is: 15,287.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875.50 : 6,630.19 = 6,630.19 : x
  2. Step 2: Convert to fraction form
    2,875.50/6,630.19 = 6,630.19/x
  3. Step 3: Cross multiply
    2,875.50x = 6,630.19 × 6,630.19
  4. Step 4: Simplify right side
    2,875.50x = 43,959,386.29
  5. Step 5: Solve for x
    x = 43,959,386.29/2,875.50
  6. Step 6: Final answer
    x = 15,287.56

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.