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Finding the Fourth Proportional to 589.56, 884.22 and 560.29

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Solution

The fourth proportional to 589.56, 884.22 and 560.29 is: 840.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.56 : 884.22 = 560.29 : x
  2. Step 2: Convert to fraction form
    589.56/884.22 = 560.29/x
  3. Step 3: Cross multiply
    589.56x = 884.22 × 560.29
  4. Step 4: Simplify right side
    589.56x = 495,417.41
  5. Step 5: Solve for x
    x = 495,417.41/589.56
  6. Step 6: Final answer
    x = 840.32

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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.