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Finding the Fourth Proportional to 6,002.60, 8,275.02 and 4,228.70

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Solution

The fourth proportional to 6,002.60, 8,275.02 and 4,228.70 is: 5,829.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,002.60 : 8,275.02 = 4,228.70 : x
  2. Step 2: Convert to fraction form
    6,002.60/8,275.02 = 4,228.70/x
  3. Step 3: Cross multiply
    6,002.60x = 8,275.02 × 4,228.70
  4. Step 4: Simplify right side
    6,002.60x = 34,992,577.07
  5. Step 5: Solve for x
    x = 34,992,577.07/6,002.60
  6. Step 6: Final answer
    x = 5,829.57

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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.