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Finding the Fourth Proportional to 582.16, 873.07 and 235.42

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Solution

The fourth proportional to 582.16, 873.07 and 235.42 is: 353.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.16 : 873.07 = 235.42 : x
  2. Step 2: Convert to fraction form
    582.16/873.07 = 235.42/x
  3. Step 3: Cross multiply
    582.16x = 873.07 × 235.42
  4. Step 4: Simplify right side
    582.16x = 205,538.14
  5. Step 5: Solve for x
    x = 205,538.14/582.16
  6. Step 6: Final answer
    x = 353.06

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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.