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Finding the Fourth Proportional to 524.61, 786.92 and 294.95

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Solution

The fourth proportional to 524.61, 786.92 and 294.95 is: 442.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.61 : 786.92 = 294.95 : x
  2. Step 2: Convert to fraction form
    524.61/786.92 = 294.95/x
  3. Step 3: Cross multiply
    524.61x = 786.92 × 294.95
  4. Step 4: Simplify right side
    524.61x = 232,102.55
  5. Step 5: Solve for x
    x = 232,102.55/524.61
  6. Step 6: Final answer
    x = 442.43

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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.