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Finding the Fourth Proportional to 326.76, 450.88 and 184.98

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Solution

The fourth proportional to 326.76, 450.88 and 184.98 is: 255.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    326.76 : 450.88 = 184.98 : x
  2. Step 2: Convert to fraction form
    326.76/450.88 = 184.98/x
  3. Step 3: Cross multiply
    326.76x = 450.88 × 184.98
  4. Step 4: Simplify right side
    326.76x = 83,403.32
  5. Step 5: Solve for x
    x = 83,403.32/326.76
  6. Step 6: Final answer
    x = 255.24

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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.