Home / 814,268.36-1,123,696.56-446,743.04

Finding the Fourth Proportional to 814,268.36, 1,123,696.56 and 446,743.04

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Solution

The fourth proportional to 814,268.36, 1,123,696.56 and 446,743.04 is: 616,508.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,268.36 : 1,123,696.56 = 446,743.04 : x
  2. Step 2: Convert to fraction form
    814,268.36/1,123,696.56 = 446,743.04/x
  3. Step 3: Cross multiply
    814,268.36x = 1,123,696.56 × 446,743.04
  4. Step 4: Simplify right side
    814,268.36x = 502,003,617,251.94
  5. Step 5: Solve for x
    x = 502,003,617,251.94/814,268.36
  6. Step 6: Final answer
    x = 616,508.81

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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.