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Finding the Fourth Proportional to 369.02, 553.53 and 232.16

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Solution

The fourth proportional to 369.02, 553.53 and 232.16 is: 348.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    369.02 : 553.53 = 232.16 : x
  2. Step 2: Convert to fraction form
    369.02/553.53 = 232.16/x
  3. Step 3: Cross multiply
    369.02x = 553.53 × 232.16
  4. Step 4: Simplify right side
    369.02x = 128,504.76
  5. Step 5: Solve for x
    x = 128,504.76/369.02
  6. Step 6: Final answer
    x = 348.24

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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.