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Finding the Fourth Proportional to 596.87, 893.91 and 580.47

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Solution

The fourth proportional to 596.87, 893.91 and 580.47 is: 869.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.87 : 893.91 = 580.47 : x
  2. Step 2: Convert to fraction form
    596.87/893.91 = 580.47/x
  3. Step 3: Cross multiply
    596.87x = 893.91 × 580.47
  4. Step 4: Simplify right side
    596.87x = 518,887.94
  5. Step 5: Solve for x
    x = 518,887.94/596.87
  6. Step 6: Final answer
    x = 869.35

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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.