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Finding the Fourth Proportional to 524.83, 787.65 and 362.74

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Solution

The fourth proportional to 524.83, 787.65 and 362.74 is: 544.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.83 : 787.65 = 362.74 : x
  2. Step 2: Convert to fraction form
    524.83/787.65 = 362.74/x
  3. Step 3: Cross multiply
    524.83x = 787.65 × 362.74
  4. Step 4: Simplify right side
    524.83x = 285,712.16
  5. Step 5: Solve for x
    x = 285,712.16/524.83
  6. Step 6: Final answer
    x = 544.39

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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.