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Finding the Fourth Proportional to 524.23, 786.72 and 250.32

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Solution

The fourth proportional to 524.23, 786.72 and 250.32 is: 375.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.23 : 786.72 = 250.32 : x
  2. Step 2: Convert to fraction form
    524.23/786.72 = 250.32/x
  3. Step 3: Cross multiply
    524.23x = 786.72 × 250.32
  4. Step 4: Simplify right side
    524.23x = 196,931.75
  5. Step 5: Solve for x
    x = 196,931.75/524.23
  6. Step 6: Final answer
    x = 375.66

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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.