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Finding the Third Proportional to 15,549.75 and 33,218.25

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Solution

The third proportional to 15,549.75 and 33,218.25 is: 70,962.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,549.75 : 33,218.25 = 33,218.25 : x
  2. Step 2: Convert to fraction form
    15,549.75/33,218.25 = 33,218.25/x
  3. Step 3: Cross multiply
    15,549.75x = 33,218.25 × 33,218.25
  4. Step 4: Simplify right side
    15,549.75x = 1,103,452,133.06
  5. Step 5: Solve for x
    x = 1,103,452,133.06/15,549.75
  6. Step 6: Final answer
    x = 70,962.69

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.