Home / 628,934.16-943,172.82-273,862.56

Finding the Fourth Proportional to 628,934.16, 943,172.82 and 273,862.56

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Solution

The fourth proportional to 628,934.16, 943,172.82 and 273,862.56 is: 410,694.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,934.16 : 943,172.82 = 273,862.56 : x
  2. Step 2: Convert to fraction form
    628,934.16/943,172.82 = 273,862.56/x
  3. Step 3: Cross multiply
    628,934.16x = 943,172.82 × 273,862.56
  4. Step 4: Simplify right side
    628,934.16x = 258,299,723,007.62
  5. Step 5: Solve for x
    x = 258,299,723,007.62/628,934.16
  6. Step 6: Final answer
    x = 410,694.38

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1.5x scale

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.