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Finding the Fourth Proportional to 5,902.50, 8,854.92 and 1,742.58

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Solution

The fourth proportional to 5,902.50, 8,854.92 and 1,742.58 is: 2,614.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,902.50 : 8,854.92 = 1,742.58 : x
  2. Step 2: Convert to fraction form
    5,902.50/8,854.92 = 1,742.58/x
  3. Step 3: Cross multiply
    5,902.50x = 8,854.92 × 1,742.58
  4. Step 4: Simplify right side
    5,902.50x = 15,430,406.49
  5. Step 5: Solve for x
    x = 15,430,406.49/5,902.50
  6. Step 6: Final answer
    x = 2,614.22

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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.