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Finding the Fourth Proportional to 365.22, 503.55 and 295.02

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Solution

The fourth proportional to 365.22, 503.55 and 295.02 is: 406.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.22 : 503.55 = 295.02 : x
  2. Step 2: Convert to fraction form
    365.22/503.55 = 295.02/x
  3. Step 3: Cross multiply
    365.22x = 503.55 × 295.02
  4. Step 4: Simplify right side
    365.22x = 148,557.32
  5. Step 5: Solve for x
    x = 148,557.32/365.22
  6. Step 6: Final answer
    x = 406.76

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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.