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Finding the Fourth Proportional to 544,805.90, 751,842.24 and 303,110.96

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Solution

The fourth proportional to 544,805.90, 751,842.24 and 303,110.96 is: 418,298.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,805.90 : 751,842.24 = 303,110.96 : x
  2. Step 2: Convert to fraction form
    544,805.90/751,842.24 = 303,110.96/x
  3. Step 3: Cross multiply
    544,805.90x = 751,842.24 × 303,110.96
  4. Step 4: Simplify right side
    544,805.90x = 227,891,622,468.19
  5. Step 5: Solve for x
    x = 227,891,622,468.19/544,805.90
  6. Step 6: Final answer
    x = 418,298.74

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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.