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Finding the Fourth Proportional to 340.56, 470.04 and 237

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Solution

The fourth proportional to 340.56, 470.04 and 237 is: 327.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    340.56 : 470.04 = 237 : x
  2. Step 2: Convert to fraction form
    340.56/470.04 = 237/x
  3. Step 3: Cross multiply
    340.56x = 470.04 × 237
  4. Step 4: Simplify right side
    340.56x = 111,399.48
  5. Step 5: Solve for x
    x = 111,399.48/340.56
  6. Step 6: Final answer
    x = 327.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.