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Finding the Third Proportional to 7,393.78 and 15,045.75

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Solution

The third proportional to 7,393.78 and 15,045.75 is: 30,616.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,393.78 : 15,045.75 = 15,045.75 : x
  2. Step 2: Convert to fraction form
    7,393.78/15,045.75 = 15,045.75/x
  3. Step 3: Cross multiply
    7,393.78x = 15,045.75 × 15,045.75
  4. Step 4: Simplify right side
    7,393.78x = 226,374,593.06
  5. Step 5: Solve for x
    x = 226,374,593.06/7,393.78
  6. Step 6: Final answer
    x = 30,616.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.