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Finding the Fourth Proportional to 591.40, 886.95 and 244.45

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Solution

The fourth proportional to 591.40, 886.95 and 244.45 is: 366.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.40 : 886.95 = 244.45 : x
  2. Step 2: Convert to fraction form
    591.40/886.95 = 244.45/x
  3. Step 3: Cross multiply
    591.40x = 886.95 × 244.45
  4. Step 4: Simplify right side
    591.40x = 216,814.93
  5. Step 5: Solve for x
    x = 216,814.93/591.40
  6. Step 6: Final answer
    x = 366.61

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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.