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Finding the Fourth Proportional to 233.60, 322.53 and 181.06

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Solution

The fourth proportional to 233.60, 322.53 and 181.06 is: 249.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.60 : 322.53 = 181.06 : x
  2. Step 2: Convert to fraction form
    233.60/322.53 = 181.06/x
  3. Step 3: Cross multiply
    233.60x = 322.53 × 181.06
  4. Step 4: Simplify right side
    233.60x = 58,397.28
  5. Step 5: Solve for x
    x = 58,397.28/233.60
  6. Step 6: Final answer
    x = 249.99

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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.