Home / 855,942.43-1,181,236.16-473,969.20

Finding the Fourth Proportional to 855,942.43, 1,181,236.16 and 473,969.20

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Solution

The fourth proportional to 855,942.43, 1,181,236.16 and 473,969.20 is: 654,097.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,942.43 : 1,181,236.16 = 473,969.20 : x
  2. Step 2: Convert to fraction form
    855,942.43/1,181,236.16 = 473,969.20/x
  3. Step 3: Cross multiply
    855,942.43x = 1,181,236.16 × 473,969.20
  4. Step 4: Simplify right side
    855,942.43x = 559,869,557,766.27
  5. Step 5: Solve for x
    x = 559,869,557,766.27/855,942.43
  6. Step 6: Final answer
    x = 654,097.21

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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.