Home / 754,015.37-1,040,514.86-414,481.19

Finding the Fourth Proportional to 754,015.37, 1,040,514.86 and 414,481.19

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Solution

The fourth proportional to 754,015.37, 1,040,514.86 and 414,481.19 is: 571,969.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,015.37 : 1,040,514.86 = 414,481.19 : x
  2. Step 2: Convert to fraction form
    754,015.37/1,040,514.86 = 414,481.19/x
  3. Step 3: Cross multiply
    754,015.37x = 1,040,514.86 × 414,481.19
  4. Step 4: Simplify right side
    754,015.37x = 431,273,833,219.11
  5. Step 5: Solve for x
    x = 431,273,833,219.11/754,015.37
  6. Step 6: Final answer
    x = 571,969.56

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1.5x scale

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.