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Finding the Fourth Proportional to 582.72, 804.15 and 334.14

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Solution

The fourth proportional to 582.72, 804.15 and 334.14 is: 461.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.72 : 804.15 = 334.14 : x
  2. Step 2: Convert to fraction form
    582.72/804.15 = 334.14/x
  3. Step 3: Cross multiply
    582.72x = 804.15 × 334.14
  4. Step 4: Simplify right side
    582.72x = 268,698.68
  5. Step 5: Solve for x
    x = 268,698.68/582.72
  6. Step 6: Final answer
    x = 461.11

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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.