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Finding the Fourth Proportional to 5,374.68, 8,059.86 and 1,675.68

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Solution

The fourth proportional to 5,374.68, 8,059.86 and 1,675.68 is: 2,512.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.68 : 8,059.86 = 1,675.68 : x
  2. Step 2: Convert to fraction form
    5,374.68/8,059.86 = 1,675.68/x
  3. Step 3: Cross multiply
    5,374.68x = 8,059.86 × 1,675.68
  4. Step 4: Simplify right side
    5,374.68x = 13,505,746.20
  5. Step 5: Solve for x
    x = 13,505,746.20/5,374.68
  6. Step 6: Final answer
    x = 2,512.85

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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.