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Finding the Fourth Proportional to 524.13, 786.36 and 250.18

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Solution

The fourth proportional to 524.13, 786.36 and 250.18 is: 375.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.13 : 786.36 = 250.18 : x
  2. Step 2: Convert to fraction form
    524.13/786.36 = 250.18/x
  3. Step 3: Cross multiply
    524.13x = 786.36 × 250.18
  4. Step 4: Simplify right side
    524.13x = 196,734.14
  5. Step 5: Solve for x
    x = 196,734.14/524.13
  6. Step 6: Final answer
    x = 375.36

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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.