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Finding the Fourth Proportional to 555.19, 832.24 and 247.12

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Solution

The fourth proportional to 555.19, 832.24 and 247.12 is: 370.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    555.19 : 832.24 = 247.12 : x
  2. Step 2: Convert to fraction form
    555.19/832.24 = 247.12/x
  3. Step 3: Cross multiply
    555.19x = 832.24 × 247.12
  4. Step 4: Simplify right side
    555.19x = 205,663.15
  5. Step 5: Solve for x
    x = 205,663.15/555.19
  6. Step 6: Final answer
    x = 370.44

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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.