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Finding the Fourth Proportional to 544,487.54, 751,086.39 and 326,638.25

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Solution

The fourth proportional to 544,487.54, 751,086.39 and 326,638.25 is: 450,576.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,487.54 : 751,086.39 = 326,638.25 : x
  2. Step 2: Convert to fraction form
    544,487.54/751,086.39 = 326,638.25/x
  3. Step 3: Cross multiply
    544,487.54x = 751,086.39 × 326,638.25
  4. Step 4: Simplify right side
    544,487.54x = 245,333,545,906.13
  5. Step 5: Solve for x
    x = 245,333,545,906.13/544,487.54
  6. Step 6: Final answer
    x = 450,576.97

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Double scale
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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.