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Finding the Fourth Proportional to 340.73, 470.03 and 235.93

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Solution

The fourth proportional to 340.73, 470.03 and 235.93 is: 325.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    340.73 : 470.03 = 235.93 : x
  2. Step 2: Convert to fraction form
    340.73/470.03 = 235.93/x
  3. Step 3: Cross multiply
    340.73x = 470.03 × 235.93
  4. Step 4: Simplify right side
    340.73x = 110,894.18
  5. Step 5: Solve for x
    x = 110,894.18/340.73
  6. Step 6: Final answer
    x = 325.46

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Why These Related Problems?

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