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Finding the Fourth Proportional to 906,975.75, 1,251,207.75 and 584,789.34

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Solution

The fourth proportional to 906,975.75, 1,251,207.75 and 584,789.34 is: 806,739.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,975.75 : 1,251,207.75 = 584,789.34 : x
  2. Step 2: Convert to fraction form
    906,975.75/1,251,207.75 = 584,789.34/x
  3. Step 3: Cross multiply
    906,975.75x = 1,251,207.75 × 584,789.34
  4. Step 4: Simplify right side
    906,975.75x = 731,692,954,325.39
  5. Step 5: Solve for x
    x = 731,692,954,325.39/906,975.75
  6. Step 6: Final answer
    x = 806,739.27

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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.