Home / 839,268.33-1,158,190.44-457,295.16

Finding the Fourth Proportional to 839,268.33, 1,158,190.44 and 457,295.16

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Solution

The fourth proportional to 839,268.33, 1,158,190.44 and 457,295.16 is: 631,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,268.33 : 1,158,190.44 = 457,295.16 : x
  2. Step 2: Convert to fraction form
    839,268.33/1,158,190.44 = 457,295.16/x
  3. Step 3: Cross multiply
    839,268.33x = 1,158,190.44 × 457,295.16
  4. Step 4: Simplify right side
    839,268.33x = 529,634,882,570.27
  5. Step 5: Solve for x
    x = 529,634,882,570.27/839,268.33
  6. Step 6: Final answer
    x = 631,067.40

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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.