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Finding the Fourth Proportional to 394,486.54, 544,263.23 and 241,365.10

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Solution

The fourth proportional to 394,486.54, 544,263.23 and 241,365.10 is: 333,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,486.54 : 544,263.23 = 241,365.10 : x
  2. Step 2: Convert to fraction form
    394,486.54/544,263.23 = 241,365.10/x
  3. Step 3: Cross multiply
    394,486.54x = 544,263.23 × 241,365.10
  4. Step 4: Simplify right side
    394,486.54x = 131,366,146,367.79
  5. Step 5: Solve for x
    x = 131,366,146,367.79/394,486.54
  6. Step 6: Final answer
    x = 333,005.40

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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.