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Finding the Fourth Proportional to 5,659.84, 8,489.70 and 2,373.40

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Solution

The fourth proportional to 5,659.84, 8,489.70 and 2,373.40 is: 3,560.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,659.84 : 8,489.70 = 2,373.40 : x
  2. Step 2: Convert to fraction form
    5,659.84/8,489.70 = 2,373.40/x
  3. Step 3: Cross multiply
    5,659.84x = 8,489.70 × 2,373.40
  4. Step 4: Simplify right side
    5,659.84x = 20,149,453.98
  5. Step 5: Solve for x
    x = 20,149,453.98/5,659.84
  6. Step 6: Final answer
    x = 3,560.07

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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.