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Finding the Third Proportional to 7,254.38 and 15,897.75

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Solution

The third proportional to 7,254.38 and 15,897.75 is: 34,839.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.38 : 15,897.75 = 15,897.75 : x
  2. Step 2: Convert to fraction form
    7,254.38/15,897.75 = 15,897.75/x
  3. Step 3: Cross multiply
    7,254.38x = 15,897.75 × 15,897.75
  4. Step 4: Simplify right side
    7,254.38x = 252,738,455.06
  5. Step 5: Solve for x
    x = 252,738,455.06/7,254.38
  6. Step 6: Final answer
    x = 34,839.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.