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Finding the Fourth Proportional to 3,774.44, 5,663.96 and 2,385.86

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Solution

The fourth proportional to 3,774.44, 5,663.96 and 2,385.86 is: 3,580.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.44 : 5,663.96 = 2,385.86 : x
  2. Step 2: Convert to fraction form
    3,774.44/5,663.96 = 2,385.86/x
  3. Step 3: Cross multiply
    3,774.44x = 5,663.96 × 2,385.86
  4. Step 4: Simplify right side
    3,774.44x = 13,513,375.36
  5. Step 5: Solve for x
    x = 13,513,375.36/3,774.44
  6. Step 6: Final answer
    x = 3,580.24

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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.