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Finding the Fourth Proportional to 556.74, 835.20 and 232.02

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Solution

The fourth proportional to 556.74, 835.20 and 232.02 is: 348.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    556.74 : 835.20 = 232.02 : x
  2. Step 2: Convert to fraction form
    556.74/835.20 = 232.02/x
  3. Step 3: Cross multiply
    556.74x = 835.20 × 232.02
  4. Step 4: Simplify right side
    556.74x = 193,783.10
  5. Step 5: Solve for x
    x = 193,783.10/556.74
  6. Step 6: Final answer
    x = 348.07

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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.