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Finding the Fourth Proportional to 394,530.48, 544,485.24 and 241,567.92

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Solution

The fourth proportional to 394,530.48, 544,485.24 and 241,567.92 is: 333,384.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,530.48 : 544,485.24 = 241,567.92 : x
  2. Step 2: Convert to fraction form
    394,530.48/544,485.24 = 241,567.92/x
  3. Step 3: Cross multiply
    394,530.48x = 544,485.24 × 241,567.92
  4. Step 4: Simplify right side
    394,530.48x = 131,530,166,897.50
  5. Step 5: Solve for x
    x = 131,530,166,897.50/394,530.48
  6. Step 6: Final answer
    x = 333,384.04

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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.