Home / 777,757.38-1,170,837.84-699,548.22

Finding the Fourth Proportional to 777,757.38, 1,170,837.84 and 699,548.22

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Solution

The fourth proportional to 777,757.38, 1,170,837.84 and 699,548.22 is: 1,053,101.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,757.38 : 1,170,837.84 = 699,548.22 : x
  2. Step 2: Convert to fraction form
    777,757.38/1,170,837.84 = 699,548.22/x
  3. Step 3: Cross multiply
    777,757.38x = 1,170,837.84 × 699,548.22
  4. Step 4: Simplify right side
    777,757.38x = 819,057,526,880.65
  5. Step 5: Solve for x
    x = 819,057,526,880.65/777,757.38
  6. Step 6: Final answer
    x = 1,053,101.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.