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Finding the Fourth Proportional to 282.99, 423.77 and 237.23

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Solution

The fourth proportional to 282.99, 423.77 and 237.23 is: 355.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    282.99 : 423.77 = 237.23 : x
  2. Step 2: Convert to fraction form
    282.99/423.77 = 237.23/x
  3. Step 3: Cross multiply
    282.99x = 423.77 × 237.23
  4. Step 4: Simplify right side
    282.99x = 100,530.96
  5. Step 5: Solve for x
    x = 100,530.96/282.99
  6. Step 6: Final answer
    x = 355.25

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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.