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Finding the Fourth Proportional to 6,704.64, 9,251.20 and 4,016.16

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Solution

The fourth proportional to 6,704.64, 9,251.20 and 4,016.16 is: 5,541.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,704.64 : 9,251.20 = 4,016.16 : x
  2. Step 2: Convert to fraction form
    6,704.64/9,251.20 = 4,016.16/x
  3. Step 3: Cross multiply
    6,704.64x = 9,251.20 × 4,016.16
  4. Step 4: Simplify right side
    6,704.64x = 37,154,299.39
  5. Step 5: Solve for x
    x = 37,154,299.39/6,704.64
  6. Step 6: Final answer
    x = 5,541.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.