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Finding the Fourth Proportional to 582.35, 873.43 and 192.33

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Solution

The fourth proportional to 582.35, 873.43 and 192.33 is: 288.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.35 : 873.43 = 192.33 : x
  2. Step 2: Convert to fraction form
    582.35/873.43 = 192.33/x
  3. Step 3: Cross multiply
    582.35x = 873.43 × 192.33
  4. Step 4: Simplify right side
    582.35x = 167,986.31
  5. Step 5: Solve for x
    x = 167,986.31/582.35
  6. Step 6: Final answer
    x = 288.47

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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.