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Finding the Fourth Proportional to 5,884.71, 8,828.28 and 1,724.85

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Solution

The fourth proportional to 5,884.71, 8,828.28 and 1,724.85 is: 2,587.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,884.71 : 8,828.28 = 1,724.85 : x
  2. Step 2: Convert to fraction form
    5,884.71/8,828.28 = 1,724.85/x
  3. Step 3: Cross multiply
    5,884.71x = 8,828.28 × 1,724.85
  4. Step 4: Simplify right side
    5,884.71x = 15,227,458.76
  5. Step 5: Solve for x
    x = 15,227,458.76/5,884.71
  6. Step 6: Final answer
    x = 2,587.63

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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.