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Finding the Fourth Proportional to 591.18, 886.77 and 334.86

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Solution

The fourth proportional to 591.18, 886.77 and 334.86 is: 502.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.18 : 886.77 = 334.86 : x
  2. Step 2: Convert to fraction form
    591.18/886.77 = 334.86/x
  3. Step 3: Cross multiply
    591.18x = 886.77 × 334.86
  4. Step 4: Simplify right side
    591.18x = 296,943.80
  5. Step 5: Solve for x
    x = 296,943.80/591.18
  6. Step 6: Final answer
    x = 502.29

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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.