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Finding the Fourth Proportional to 587.46, 810.88 and 363.48

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Solution

The fourth proportional to 587.46, 810.88 and 363.48 is: 501.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.46 : 810.88 = 363.48 : x
  2. Step 2: Convert to fraction form
    587.46/810.88 = 363.48/x
  3. Step 3: Cross multiply
    587.46x = 810.88 × 363.48
  4. Step 4: Simplify right side
    587.46x = 294,736.76
  5. Step 5: Solve for x
    x = 294,736.76/587.46
  6. Step 6: Final answer
    x = 501.71

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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.