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Finding the Fourth Proportional to 246,623.20, 369,718.80 and 167,480.80

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Solution

The fourth proportional to 246,623.20, 369,718.80 and 167,480.80 is: 251,074.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,623.20 : 369,718.80 = 167,480.80 : x
  2. Step 2: Convert to fraction form
    246,623.20/369,718.80 = 167,480.80/x
  3. Step 3: Cross multiply
    246,623.20x = 369,718.80 × 167,480.80
  4. Step 4: Simplify right side
    246,623.20x = 61,920,800,399.04
  5. Step 5: Solve for x
    x = 61,920,800,399.04/246,623.20
  6. Step 6: Final answer
    x = 251,074.52

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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.