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Finding the Fourth Proportional to 17,552.76, 26,331.06 and 6,464.76

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Solution

The fourth proportional to 17,552.76, 26,331.06 and 6,464.76 is: 9,697.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,552.76 : 26,331.06 = 6,464.76 : x
  2. Step 2: Convert to fraction form
    17,552.76/26,331.06 = 6,464.76/x
  3. Step 3: Cross multiply
    17,552.76x = 26,331.06 × 6,464.76
  4. Step 4: Simplify right side
    17,552.76x = 170,223,983.45
  5. Step 5: Solve for x
    x = 170,223,983.45/17,552.76
  6. Step 6: Final answer
    x = 9,697.85

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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.