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Finding the Fourth Proportional to 295.83, 407.82 and 229.53

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Solution

The fourth proportional to 295.83, 407.82 and 229.53 is: 316.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.83 : 407.82 = 229.53 : x
  2. Step 2: Convert to fraction form
    295.83/407.82 = 229.53/x
  3. Step 3: Cross multiply
    295.83x = 407.82 × 229.53
  4. Step 4: Simplify right side
    295.83x = 93,606.92
  5. Step 5: Solve for x
    x = 93,606.92/295.83
  6. Step 6: Final answer
    x = 316.42

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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.