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Finding the Fourth Proportional to 394,567.39, 544,374.54 and 241,445.80

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Solution

The fourth proportional to 394,567.39, 544,374.54 and 241,445.80 is: 333,116.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,567.39 : 544,374.54 = 241,445.80 : x
  2. Step 2: Convert to fraction form
    394,567.39/544,374.54 = 241,445.80/x
  3. Step 3: Cross multiply
    394,567.39x = 544,374.54 × 241,445.80
  4. Step 4: Simplify right side
    394,567.39x = 131,436,946,309.93
  5. Step 5: Solve for x
    x = 131,436,946,309.93/394,567.39
  6. Step 6: Final answer
    x = 333,116.60

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1.5x scale

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.