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Finding the Fourth Proportional to 591.06, 884.76 and 461.46

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Solution

The fourth proportional to 591.06, 884.76 and 461.46 is: 690.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.06 : 884.76 = 461.46 : x
  2. Step 2: Convert to fraction form
    591.06/884.76 = 461.46/x
  3. Step 3: Cross multiply
    591.06x = 884.76 × 461.46
  4. Step 4: Simplify right side
    591.06x = 408,281.35
  5. Step 5: Solve for x
    x = 408,281.35/591.06
  6. Step 6: Final answer
    x = 690.76

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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.