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Finding the Fourth Proportional to 524.43, 787.16 and 293.49

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Solution

The fourth proportional to 524.43, 787.16 and 293.49 is: 440.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.43 : 787.16 = 293.49 : x
  2. Step 2: Convert to fraction form
    524.43/787.16 = 293.49/x
  3. Step 3: Cross multiply
    524.43x = 787.16 × 293.49
  4. Step 4: Simplify right side
    524.43x = 231,023.59
  5. Step 5: Solve for x
    x = 231,023.59/524.43
  6. Step 6: Final answer
    x = 440.52

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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.