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Finding the Fourth Proportional to 3,259.62, 4,499.01 and 2,734.74

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Solution

The fourth proportional to 3,259.62, 4,499.01 and 2,734.74 is: 3,774.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.62 : 4,499.01 = 2,734.74 : x
  2. Step 2: Convert to fraction form
    3,259.62/4,499.01 = 2,734.74/x
  3. Step 3: Cross multiply
    3,259.62x = 4,499.01 × 2,734.74
  4. Step 4: Simplify right side
    3,259.62x = 12,303,622.61
  5. Step 5: Solve for x
    x = 12,303,622.61/3,259.62
  6. Step 6: Final answer
    x = 3,774.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.