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Finding the Fourth Proportional to 5,876.54, 8,818.38 and 3,242.91

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Solution

The fourth proportional to 5,876.54, 8,818.38 and 3,242.91 is: 4,866.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,876.54 : 8,818.38 = 3,242.91 : x
  2. Step 2: Convert to fraction form
    5,876.54/8,818.38 = 3,242.91/x
  3. Step 3: Cross multiply
    5,876.54x = 8,818.38 × 3,242.91
  4. Step 4: Simplify right side
    5,876.54x = 28,597,212.69
  5. Step 5: Solve for x
    x = 28,597,212.69/5,876.54
  6. Step 6: Final answer
    x = 4,866.34

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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.