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Finding the Fourth Proportional to 6,960.74, 10,441.13 and 1,695.74

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Solution

The fourth proportional to 6,960.74, 10,441.13 and 1,695.74 is: 2,543.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,960.74 : 10,441.13 = 1,695.74 : x
  2. Step 2: Convert to fraction form
    6,960.74/10,441.13 = 1,695.74/x
  3. Step 3: Cross multiply
    6,960.74x = 10,441.13 × 1,695.74
  4. Step 4: Simplify right side
    6,960.74x = 17,705,381.10
  5. Step 5: Solve for x
    x = 17,705,381.10/6,960.74
  6. Step 6: Final answer
    x = 2,543.61

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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.