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Finding the Fourth Proportional to 293.34, 440.04 and 120.08

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Solution

The fourth proportional to 293.34, 440.04 and 120.08 is: 180.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.34 : 440.04 = 120.08 : x
  2. Step 2: Convert to fraction form
    293.34/440.04 = 120.08/x
  3. Step 3: Cross multiply
    293.34x = 440.04 × 120.08
  4. Step 4: Simplify right side
    293.34x = 52,840.00
  5. Step 5: Solve for x
    x = 52,840.00/293.34
  6. Step 6: Final answer
    x = 180.13

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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.