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Finding the Fourth Proportional to 3,182.58, 4,773.31 and 873.46

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Solution

The fourth proportional to 3,182.58, 4,773.31 and 873.46 is: 1,310.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.58 : 4,773.31 = 873.46 : x
  2. Step 2: Convert to fraction form
    3,182.58/4,773.31 = 873.46/x
  3. Step 3: Cross multiply
    3,182.58x = 4,773.31 × 873.46
  4. Step 4: Simplify right side
    3,182.58x = 4,169,295.35
  5. Step 5: Solve for x
    x = 4,169,295.35/3,182.58
  6. Step 6: Final answer
    x = 1,310.04

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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.