Home / 791,784.05-1,187,555.76-259,293.29

Finding the Fourth Proportional to 791,784.05, 1,187,555.76 and 259,293.29

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Solution

The fourth proportional to 791,784.05, 1,187,555.76 and 259,293.29 is: 388,900.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,784.05 : 1,187,555.76 = 259,293.29 : x
  2. Step 2: Convert to fraction form
    791,784.05/1,187,555.76 = 259,293.29/x
  3. Step 3: Cross multiply
    791,784.05x = 1,187,555.76 × 259,293.29
  4. Step 4: Simplify right side
    791,784.05x = 307,925,234,131.07
  5. Step 5: Solve for x
    x = 307,925,234,131.07/791,784.05
  6. Step 6: Final answer
    x = 388,900.53

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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.