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Finding the Fourth Proportional to 394,585.86, 544,561.84 and 241,623.30

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Solution

The fourth proportional to 394,585.86, 544,561.84 and 241,623.30 is: 333,460.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,585.86 : 544,561.84 = 241,623.30 : x
  2. Step 2: Convert to fraction form
    394,585.86/544,561.84 = 241,623.30/x
  3. Step 3: Cross multiply
    394,585.86x = 544,561.84 × 241,623.30
  4. Step 4: Simplify right side
    394,585.86x = 131,578,828,834.87
  5. Step 5: Solve for x
    x = 131,578,828,834.87/394,585.86
  6. Step 6: Final answer
    x = 333,460.58

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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.