Home / 754,114.33-1,040,684.54-409,950.92

Finding the Fourth Proportional to 754,114.33, 1,040,684.54 and 409,950.92

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Solution

The fourth proportional to 754,114.33, 1,040,684.54 and 409,950.92 is: 565,735.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,114.33 : 1,040,684.54 = 409,950.92 : x
  2. Step 2: Convert to fraction form
    754,114.33/1,040,684.54 = 409,950.92/x
  3. Step 3: Cross multiply
    754,114.33x = 1,040,684.54 × 409,950.92
  4. Step 4: Simplify right side
    754,114.33x = 426,629,584,602.78
  5. Step 5: Solve for x
    x = 426,629,584,602.78/754,114.33
  6. Step 6: Final answer
    x = 565,735.95

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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.