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Finding the Fourth Proportional to 347.77, 521.52 and 185.37

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Solution

The fourth proportional to 347.77, 521.52 and 185.37 is: 277.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    347.77 : 521.52 = 185.37 : x
  2. Step 2: Convert to fraction form
    347.77/521.52 = 185.37/x
  3. Step 3: Cross multiply
    347.77x = 521.52 × 185.37
  4. Step 4: Simplify right side
    347.77x = 96,671.55
  5. Step 5: Solve for x
    x = 96,671.55/347.77
  6. Step 6: Final answer
    x = 277.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.