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Finding the Fourth Proportional to 294.51, 440.74 and 236.59

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Solution

The fourth proportional to 294.51, 440.74 and 236.59 is: 354.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.51 : 440.74 = 236.59 : x
  2. Step 2: Convert to fraction form
    294.51/440.74 = 236.59/x
  3. Step 3: Cross multiply
    294.51x = 440.74 × 236.59
  4. Step 4: Simplify right side
    294.51x = 104,274.68
  5. Step 5: Solve for x
    x = 104,274.68/294.51
  6. Step 6: Final answer
    x = 354.06

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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.