Home / 1,266,682.05-1,900,147.82-368,131.64

Finding the Fourth Proportional to 1,266,682.05, 1,900,147.82 and 368,131.64

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Solution

The fourth proportional to 1,266,682.05, 1,900,147.82 and 368,131.64 is: 552,233.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,682.05 : 1,900,147.82 = 368,131.64 : x
  2. Step 2: Convert to fraction form
    1,266,682.05/1,900,147.82 = 368,131.64/x
  3. Step 3: Cross multiply
    1,266,682.05x = 1,900,147.82 × 368,131.64
  4. Step 4: Simplify right side
    1,266,682.05x = 699,504,521,877.63
  5. Step 5: Solve for x
    x = 699,504,521,877.63/1,266,682.05
  6. Step 6: Final answer
    x = 552,233.71

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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.