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Finding the Fourth Proportional to 6,720, 10,060.32 and 4,524.72

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Solution

The fourth proportional to 6,720, 10,060.32 and 4,524.72 is: 6,773.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720 : 10,060.32 = 4,524.72 : x
  2. Step 2: Convert to fraction form
    6,720/10,060.32 = 4,524.72/x
  3. Step 3: Cross multiply
    6,720x = 10,060.32 × 4,524.72
  4. Step 4: Simplify right side
    6,720x = 45,520,131.11
  5. Step 5: Solve for x
    x = 45,520,131.11/6,720
  6. Step 6: Final answer
    x = 6,773.83

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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.