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Finding the Fourth Proportional to 247.19, 370.98 and 175.23

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Solution

The fourth proportional to 247.19, 370.98 and 175.23 is: 262.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    247.19 : 370.98 = 175.23 : x
  2. Step 2: Convert to fraction form
    247.19/370.98 = 175.23/x
  3. Step 3: Cross multiply
    247.19x = 370.98 × 175.23
  4. Step 4: Simplify right side
    247.19x = 65,006.83
  5. Step 5: Solve for x
    x = 65,006.83/247.19
  6. Step 6: Final answer
    x = 262.99

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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.