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Finding the Fourth Proportional to 524.96, 787.56 and 236.24

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Solution

The fourth proportional to 524.96, 787.56 and 236.24 is: 354.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.96 : 787.56 = 236.24 : x
  2. Step 2: Convert to fraction form
    524.96/787.56 = 236.24/x
  3. Step 3: Cross multiply
    524.96x = 787.56 × 236.24
  4. Step 4: Simplify right side
    524.96x = 186,053.17
  5. Step 5: Solve for x
    x = 186,053.17/524.96
  6. Step 6: Final answer
    x = 354.41

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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.