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Finding the Fourth Proportional to 439,893.93, 606,912.54 and 246,273.18

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Solution

The fourth proportional to 439,893.93, 606,912.54 and 246,273.18 is: 339,778.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,893.93 : 606,912.54 = 246,273.18 : x
  2. Step 2: Convert to fraction form
    439,893.93/606,912.54 = 246,273.18/x
  3. Step 3: Cross multiply
    439,893.93x = 606,912.54 × 246,273.18
  4. Step 4: Simplify right side
    439,893.93x = 149,466,285,206.99
  5. Step 5: Solve for x
    x = 149,466,285,206.99/439,893.93
  6. Step 6: Final answer
    x = 339,778.01

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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.