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Finding the Fourth Proportional to 292.32, 403.56 and 181.89

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Solution

The fourth proportional to 292.32, 403.56 and 181.89 is: 251.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.32 : 403.56 = 181.89 : x
  2. Step 2: Convert to fraction form
    292.32/403.56 = 181.89/x
  3. Step 3: Cross multiply
    292.32x = 403.56 × 181.89
  4. Step 4: Simplify right side
    292.32x = 73,403.53
  5. Step 5: Solve for x
    x = 73,403.53/292.32
  6. Step 6: Final answer
    x = 251.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.