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Finding the Fourth Proportional to 5,489.68, 8,232.60 and 2,368.84

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Solution

The fourth proportional to 5,489.68, 8,232.60 and 2,368.84 is: 3,552.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.68 : 8,232.60 = 2,368.84 : x
  2. Step 2: Convert to fraction form
    5,489.68/8,232.60 = 2,368.84/x
  3. Step 3: Cross multiply
    5,489.68x = 8,232.60 × 2,368.84
  4. Step 4: Simplify right side
    5,489.68x = 19,501,712.18
  5. Step 5: Solve for x
    x = 19,501,712.18/5,489.68
  6. Step 6: Final answer
    x = 3,552.43

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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.