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Finding the Fourth Proportional to 349,247.52, 481,877.49 and 203,970.91

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Solution

The fourth proportional to 349,247.52, 481,877.49 and 203,970.91 is: 281,430.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,247.52 : 481,877.49 = 203,970.91 : x
  2. Step 2: Convert to fraction form
    349,247.52/481,877.49 = 203,970.91/x
  3. Step 3: Cross multiply
    349,247.52x = 481,877.49 × 203,970.91
  4. Step 4: Simplify right side
    349,247.52x = 98,288,990,143.82
  5. Step 5: Solve for x
    x = 98,288,990,143.82/349,247.52
  6. Step 6: Final answer
    x = 281,430.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.