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Finding the Fourth Proportional to 589.93, 814.08 and 341.20

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Solution

The fourth proportional to 589.93, 814.08 and 341.20 is: 470.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    589.93 : 814.08 = 341.20 : x
  2. Step 2: Convert to fraction form
    589.93/814.08 = 341.20/x
  3. Step 3: Cross multiply
    589.93x = 814.08 × 341.20
  4. Step 4: Simplify right side
    589.93x = 277,764.10
  5. Step 5: Solve for x
    x = 277,764.10/589.93
  6. Step 6: Final answer
    x = 470.84

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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.