Home / 894,100.98-1,233,865.15-486,207.26

Finding the Fourth Proportional to 894,100.98, 1,233,865.15 and 486,207.26

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Solution

The fourth proportional to 894,100.98, 1,233,865.15 and 486,207.26 is: 670,969.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,100.98 : 1,233,865.15 = 486,207.26 : x
  2. Step 2: Convert to fraction form
    894,100.98/1,233,865.15 = 486,207.26/x
  3. Step 3: Cross multiply
    894,100.98x = 1,233,865.15 × 486,207.26
  4. Step 4: Simplify right side
    894,100.98x = 599,914,193,768.06
  5. Step 5: Solve for x
    x = 599,914,193,768.06/894,100.98
  6. Step 6: Final answer
    x = 670,969.17

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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.