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Finding the Fourth Proportional to 598.56, 898.74 and 587.61

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Solution

The fourth proportional to 598.56, 898.74 and 587.61 is: 882.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.56 : 898.74 = 587.61 : x
  2. Step 2: Convert to fraction form
    598.56/898.74 = 587.61/x
  3. Step 3: Cross multiply
    598.56x = 898.74 × 587.61
  4. Step 4: Simplify right side
    598.56x = 528,108.61
  5. Step 5: Solve for x
    x = 528,108.61/598.56
  6. Step 6: Final answer
    x = 882.30

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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.