Home / 941,642.82-1,299,475.31-511,923.24

Finding the Fourth Proportional to 941,642.82, 1,299,475.31 and 511,923.24

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Solution

The fourth proportional to 941,642.82, 1,299,475.31 and 511,923.24 is: 706,458.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,642.82 : 1,299,475.31 = 511,923.24 : x
  2. Step 2: Convert to fraction form
    941,642.82/1,299,475.31 = 511,923.24/x
  3. Step 3: Cross multiply
    941,642.82x = 1,299,475.31 × 511,923.24
  4. Step 4: Simplify right side
    941,642.82x = 665,231,608,435.59
  5. Step 5: Solve for x
    x = 665,231,608,435.59/941,642.82
  6. Step 6: Final answer
    x = 706,458.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.