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Finding the Fourth Proportional to 483,714.74, 667,512.50 and 268,849.28

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Solution

The fourth proportional to 483,714.74, 667,512.50 and 268,849.28 is: 371,004.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,714.74 : 667,512.50 = 268,849.28 : x
  2. Step 2: Convert to fraction form
    483,714.74/667,512.50 = 268,849.28/x
  3. Step 3: Cross multiply
    483,714.74x = 667,512.50 × 268,849.28
  4. Step 4: Simplify right side
    483,714.74x = 179,460,255,016.00
  5. Step 5: Solve for x
    x = 179,460,255,016.00/483,714.74
  6. Step 6: Final answer
    x = 371,004.31

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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.