Home / 726,770.40-1,090,204.20-246,991.20

Finding the Fourth Proportional to 726,770.40, 1,090,204.20 and 246,991.20

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Solution

The fourth proportional to 726,770.40, 1,090,204.20 and 246,991.20 is: 370,503.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,770.40 : 1,090,204.20 = 246,991.20 : x
  2. Step 2: Convert to fraction form
    726,770.40/1,090,204.20 = 246,991.20/x
  3. Step 3: Cross multiply
    726,770.40x = 1,090,204.20 × 246,991.20
  4. Step 4: Simplify right side
    726,770.40x = 269,270,843,603.04
  5. Step 5: Solve for x
    x = 269,270,843,603.04/726,770.40
  6. Step 6: Final answer
    x = 370,503.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.