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Finding the Fourth Proportional to 2,514.96, 3,773.16 and 1,217.16

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Solution

The fourth proportional to 2,514.96, 3,773.16 and 1,217.16 is: 1,826.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,514.96 : 3,773.16 = 1,217.16 : x
  2. Step 2: Convert to fraction form
    2,514.96/3,773.16 = 1,217.16/x
  3. Step 3: Cross multiply
    2,514.96x = 3,773.16 × 1,217.16
  4. Step 4: Simplify right side
    2,514.96x = 4,592,539.43
  5. Step 5: Solve for x
    x = 4,592,539.43/2,514.96
  6. Step 6: Final answer
    x = 1,826.09

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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.