Home / 754,179.92-1,040,741.68-414,645.56

Finding the Fourth Proportional to 754,179.92, 1,040,741.68 and 414,645.56

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Solution

The fourth proportional to 754,179.92, 1,040,741.68 and 414,645.56 is: 572,196.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,179.92 : 1,040,741.68 = 414,645.56 : x
  2. Step 2: Convert to fraction form
    754,179.92/1,040,741.68 = 414,645.56/x
  3. Step 3: Cross multiply
    754,179.92x = 1,040,741.68 × 414,645.56
  4. Step 4: Simplify right side
    754,179.92x = 431,538,916,718.94
  5. Step 5: Solve for x
    x = 431,538,916,718.94/754,179.92
  6. Step 6: Final answer
    x = 572,196.24

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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.