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Finding the Fourth Proportional to 2,315.52, 3,473.28 and 584.15

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Solution

The fourth proportional to 2,315.52, 3,473.28 and 584.15 is: 876.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,315.52 : 3,473.28 = 584.15 : x
  2. Step 2: Convert to fraction form
    2,315.52/3,473.28 = 584.15/x
  3. Step 3: Cross multiply
    2,315.52x = 3,473.28 × 584.15
  4. Step 4: Simplify right side
    2,315.52x = 2,028,899.15
  5. Step 5: Solve for x
    x = 2,028,899.15/2,315.52
  6. Step 6: Final answer
    x = 876.22

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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.