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Finding the Fourth Proportional to 414,062.55, 621,093.83 and 246,100.95

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Solution

The fourth proportional to 414,062.55, 621,093.83 and 246,100.95 is: 369,151.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,062.55 : 621,093.83 = 246,100.95 : x
  2. Step 2: Convert to fraction form
    414,062.55/621,093.83 = 246,100.95/x
  3. Step 3: Cross multiply
    414,062.55x = 621,093.83 × 246,100.95
  4. Step 4: Simplify right side
    414,062.55x = 152,851,780,371.63
  5. Step 5: Solve for x
    x = 152,851,780,371.63/414,062.55
  6. Step 6: Final answer
    x = 369,151.43

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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.