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Finding the Fourth Proportional to 501.56, 751.88 and 176.75

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Solution

The fourth proportional to 501.56, 751.88 and 176.75 is: 264.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    501.56 : 751.88 = 176.75 : x
  2. Step 2: Convert to fraction form
    501.56/751.88 = 176.75/x
  3. Step 3: Cross multiply
    501.56x = 751.88 × 176.75
  4. Step 4: Simplify right side
    501.56x = 132,890.15
  5. Step 5: Solve for x
    x = 132,890.15/501.56
  6. Step 6: Final answer
    x = 264.96

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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.