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Finding the Fourth Proportional to 17,697.56, 26,546.33 and 6,605.42

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Solution

The fourth proportional to 17,697.56, 26,546.33 and 6,605.42 is: 9,908.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,697.56 : 26,546.33 = 6,605.42 : x
  2. Step 2: Convert to fraction form
    17,697.56/26,546.33 = 6,605.42/x
  3. Step 3: Cross multiply
    17,697.56x = 26,546.33 × 6,605.42
  4. Step 4: Simplify right side
    17,697.56x = 175,349,542.89
  5. Step 5: Solve for x
    x = 175,349,542.89/17,697.56
  6. Step 6: Final answer
    x = 9,908.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.