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Finding the Fourth Proportional to 6,037.68, 8,330.40 and 3,679.68

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Solution

The fourth proportional to 6,037.68, 8,330.40 and 3,679.68 is: 5,076.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,037.68 : 8,330.40 = 3,679.68 : x
  2. Step 2: Convert to fraction form
    6,037.68/8,330.40 = 3,679.68/x
  3. Step 3: Cross multiply
    6,037.68x = 8,330.40 × 3,679.68
  4. Step 4: Simplify right side
    6,037.68x = 30,653,206.27
  5. Step 5: Solve for x
    x = 30,653,206.27/6,037.68
  6. Step 6: Final answer
    x = 5,076.98

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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.