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Finding the Fourth Proportional to 293.36, 439.88 and 183.40

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Solution

The fourth proportional to 293.36, 439.88 and 183.40 is: 275.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.36 : 439.88 = 183.40 : x
  2. Step 2: Convert to fraction form
    293.36/439.88 = 183.40/x
  3. Step 3: Cross multiply
    293.36x = 439.88 × 183.40
  4. Step 4: Simplify right side
    293.36x = 80,671.98
  5. Step 5: Solve for x
    x = 80,671.98/293.36
  6. Step 6: Final answer
    x = 275.00

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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.