Home / 750,524.88-1,125,780.27-324,362.01

Finding the Fourth Proportional to 750,524.88, 1,125,780.27 and 324,362.01

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Solution

The fourth proportional to 750,524.88, 1,125,780.27 and 324,362.01 is: 486,539.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,524.88 : 1,125,780.27 = 324,362.01 : x
  2. Step 2: Convert to fraction form
    750,524.88/1,125,780.27 = 324,362.01/x
  3. Step 3: Cross multiply
    750,524.88x = 1,125,780.27 × 324,362.01
  4. Step 4: Simplify right side
    750,524.88x = 365,160,351,195.54
  5. Step 5: Solve for x
    x = 365,160,351,195.54/750,524.88
  6. Step 6: Final answer
    x = 486,539.97

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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.