Home / 785,452.23-1,177,180.83-406,301.76

Finding the Fourth Proportional to 785,452.23, 1,177,180.83 and 406,301.76

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Solution

The fourth proportional to 785,452.23, 1,177,180.83 and 406,301.76 is: 608,936.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,452.23 : 1,177,180.83 = 406,301.76 : x
  2. Step 2: Convert to fraction form
    785,452.23/1,177,180.83 = 406,301.76/x
  3. Step 3: Cross multiply
    785,452.23x = 1,177,180.83 × 406,301.76
  4. Step 4: Simplify right side
    785,452.23x = 478,290,643,067.26
  5. Step 5: Solve for x
    x = 478,290,643,067.26/785,452.23
  6. Step 6: Final answer
    x = 608,936.64

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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.