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Finding the Fourth Proportional to 293.06, 439.25 and 224.35

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Solution

The fourth proportional to 293.06, 439.25 and 224.35 is: 336.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.06 : 439.25 = 224.35 : x
  2. Step 2: Convert to fraction form
    293.06/439.25 = 224.35/x
  3. Step 3: Cross multiply
    293.06x = 439.25 × 224.35
  4. Step 4: Simplify right side
    293.06x = 98,543.52
  5. Step 5: Solve for x
    x = 98,543.52/293.06
  6. Step 6: Final answer
    x = 336.25

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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.