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Finding the Fourth Proportional to 264.98, 397.14 and 183.80

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Solution

The fourth proportional to 264.98, 397.14 and 183.80 is: 275.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.98 : 397.14 = 183.80 : x
  2. Step 2: Convert to fraction form
    264.98/397.14 = 183.80/x
  3. Step 3: Cross multiply
    264.98x = 397.14 × 183.80
  4. Step 4: Simplify right side
    264.98x = 72,994.33
  5. Step 5: Solve for x
    x = 72,994.33/264.98
  6. Step 6: Final answer
    x = 275.47

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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.