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Finding the Fourth Proportional to 5,871.03, 8,806.61 and 1,488.49

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Solution

The fourth proportional to 5,871.03, 8,806.61 and 1,488.49 is: 2,232.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,871.03 : 8,806.61 = 1,488.49 : x
  2. Step 2: Convert to fraction form
    5,871.03/8,806.61 = 1,488.49/x
  3. Step 3: Cross multiply
    5,871.03x = 8,806.61 × 1,488.49
  4. Step 4: Simplify right side
    5,871.03x = 13,108,573.79
  5. Step 5: Solve for x
    x = 13,108,573.79/5,871.03
  6. Step 6: Final answer
    x = 2,232.75

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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.