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Finding the Fourth Proportional to 581.99, 873.32 and 252.92

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Solution

The fourth proportional to 581.99, 873.32 and 252.92 is: 379.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    581.99 : 873.32 = 252.92 : x
  2. Step 2: Convert to fraction form
    581.99/873.32 = 252.92/x
  3. Step 3: Cross multiply
    581.99x = 873.32 × 252.92
  4. Step 4: Simplify right side
    581.99x = 220,881.01
  5. Step 5: Solve for x
    x = 220,881.01/581.99
  6. Step 6: Final answer
    x = 379.53

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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.