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Finding the Fourth Proportional to 6,397.04, 9,596.08 and 1,955.68

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Solution

The fourth proportional to 6,397.04, 9,596.08 and 1,955.68 is: 2,933.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,397.04 : 9,596.08 = 1,955.68 : x
  2. Step 2: Convert to fraction form
    6,397.04/9,596.08 = 1,955.68/x
  3. Step 3: Cross multiply
    6,397.04x = 9,596.08 × 1,955.68
  4. Step 4: Simplify right side
    6,397.04x = 18,766,861.73
  5. Step 5: Solve for x
    x = 18,766,861.73/6,397.04
  6. Step 6: Final answer
    x = 2,933.68

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Double scale
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Similar ratio
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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.