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Finding the Fourth Proportional to 524.68, 787.32 and 250.83

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Solution

The fourth proportional to 524.68, 787.32 and 250.83 is: 376.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.68 : 787.32 = 250.83 : x
  2. Step 2: Convert to fraction form
    524.68/787.32 = 250.83/x
  3. Step 3: Cross multiply
    524.68x = 787.32 × 250.83
  4. Step 4: Simplify right side
    524.68x = 197,483.48
  5. Step 5: Solve for x
    x = 197,483.48/524.68
  6. Step 6: Final answer
    x = 376.39

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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.