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Finding the Fourth Proportional to 292.83, 404.07 and 168.46

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Solution

The fourth proportional to 292.83, 404.07 and 168.46 is: 232.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.83 : 404.07 = 168.46 : x
  2. Step 2: Convert to fraction form
    292.83/404.07 = 168.46/x
  3. Step 3: Cross multiply
    292.83x = 404.07 × 168.46
  4. Step 4: Simplify right side
    292.83x = 68,069.63
  5. Step 5: Solve for x
    x = 68,069.63/292.83
  6. Step 6: Final answer
    x = 232.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.