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Finding the Fourth Proportional to 582.34, 873.41 and 165.82

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Solution

The fourth proportional to 582.34, 873.41 and 165.82 is: 248.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.34 : 873.41 = 165.82 : x
  2. Step 2: Convert to fraction form
    582.34/873.41 = 165.82/x
  3. Step 3: Cross multiply
    582.34x = 873.41 × 165.82
  4. Step 4: Simplify right side
    582.34x = 144,828.85
  5. Step 5: Solve for x
    x = 144,828.85/582.34
  6. Step 6: Final answer
    x = 248.70

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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.