Home / 754,185.92-1,040,749.98-414,651.56

Finding the Fourth Proportional to 754,185.92, 1,040,749.98 and 414,651.56

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Solution

The fourth proportional to 754,185.92, 1,040,749.98 and 414,651.56 is: 572,204.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,185.92 : 1,040,749.98 = 414,651.56 : x
  2. Step 2: Convert to fraction form
    754,185.92/1,040,749.98 = 414,651.56/x
  3. Step 3: Cross multiply
    754,185.92x = 1,040,749.98 × 414,651.56
  4. Step 4: Simplify right side
    754,185.92x = 431,548,602,776.97
  5. Step 5: Solve for x
    x = 431,548,602,776.97/754,185.92
  6. Step 6: Final answer
    x = 572,204.53

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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.