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Finding the Fourth Proportional to 444,044.18, 612,034.70 and 336,579.86

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Solution

The fourth proportional to 444,044.18, 612,034.70 and 336,579.86 is: 463,914.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,044.18 : 612,034.70 = 336,579.86 : x
  2. Step 2: Convert to fraction form
    444,044.18/612,034.70 = 336,579.86/x
  3. Step 3: Cross multiply
    444,044.18x = 612,034.70 × 336,579.86
  4. Step 4: Simplify right side
    444,044.18x = 205,998,553,641.14
  5. Step 5: Solve for x
    x = 205,998,553,641.14/444,044.18
  6. Step 6: Final answer
    x = 463,914.54

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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.