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Finding the Fourth Proportional to 584.92, 877.37 and 401.75

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Solution

The fourth proportional to 584.92, 877.37 and 401.75 is: 602.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.92 : 877.37 = 401.75 : x
  2. Step 2: Convert to fraction form
    584.92/877.37 = 401.75/x
  3. Step 3: Cross multiply
    584.92x = 877.37 × 401.75
  4. Step 4: Simplify right side
    584.92x = 352,486.60
  5. Step 5: Solve for x
    x = 352,486.60/584.92
  6. Step 6: Final answer
    x = 602.63

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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.