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Finding the Fourth Proportional to 554.60, 832.19 and 229.88

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Solution

The fourth proportional to 554.60, 832.19 and 229.88 is: 344.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.60 : 832.19 = 229.88 : x
  2. Step 2: Convert to fraction form
    554.60/832.19 = 229.88/x
  3. Step 3: Cross multiply
    554.60x = 832.19 × 229.88
  4. Step 4: Simplify right side
    554.60x = 191,298.53
  5. Step 5: Solve for x
    x = 191,298.53/554.60
  6. Step 6: Final answer
    x = 344.93

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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.