Home / 726,879.12-1,003,093.22-404,582.30

Finding the Fourth Proportional to 726,879.12, 1,003,093.22 and 404,582.30

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Solution

The fourth proportional to 726,879.12, 1,003,093.22 and 404,582.30 is: 558,323.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,879.12 : 1,003,093.22 = 404,582.30 : x
  2. Step 2: Convert to fraction form
    726,879.12/1,003,093.22 = 404,582.30/x
  3. Step 3: Cross multiply
    726,879.12x = 1,003,093.22 × 404,582.30
  4. Step 4: Simplify right side
    726,879.12x = 405,833,762,062.01
  5. Step 5: Solve for x
    x = 405,833,762,062.01/726,879.12
  6. Step 6: Final answer
    x = 558,323.59

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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.