Home / 886,909.56-1,223,936.37-504,936.36

Finding the Fourth Proportional to 886,909.56, 1,223,936.37 and 504,936.36

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Solution

The fourth proportional to 886,909.56, 1,223,936.37 and 504,936.36 is: 696,812.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,909.56 : 1,223,936.37 = 504,936.36 : x
  2. Step 2: Convert to fraction form
    886,909.56/1,223,936.37 = 504,936.36/x
  3. Step 3: Cross multiply
    886,909.56x = 1,223,936.37 × 504,936.36
  4. Step 4: Simplify right side
    886,909.56x = 618,009,975,539.41
  5. Step 5: Solve for x
    x = 618,009,975,539.41/886,909.56
  6. Step 6: Final answer
    x = 696,812.85

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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.