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Finding the Fourth Proportional to 3,170.52, 4,753.97 and 2,653.74

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Solution

The fourth proportional to 3,170.52, 4,753.97 and 2,653.74 is: 3,979.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.52 : 4,753.97 = 2,653.74 : x
  2. Step 2: Convert to fraction form
    3,170.52/4,753.97 = 2,653.74/x
  3. Step 3: Cross multiply
    3,170.52x = 4,753.97 × 2,653.74
  4. Step 4: Simplify right side
    3,170.52x = 12,615,800.35
  5. Step 5: Solve for x
    x = 12,615,800.35/3,170.52
  6. Step 6: Final answer
    x = 3,979.10

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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.