Home / 726,764.01-1,002,934.34-404,550.22

Finding the Fourth Proportional to 726,764.01, 1,002,934.34 and 404,550.22

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Solution

The fourth proportional to 726,764.01, 1,002,934.34 and 404,550.22 is: 558,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,764.01 : 1,002,934.34 = 404,550.22 : x
  2. Step 2: Convert to fraction form
    726,764.01/1,002,934.34 = 404,550.22/x
  3. Step 3: Cross multiply
    726,764.01x = 1,002,934.34 × 404,550.22
  4. Step 4: Simplify right side
    726,764.01x = 405,737,307,892.56
  5. Step 5: Solve for x
    x = 405,737,307,892.56/726,764.01
  6. Step 6: Final answer
    x = 558,279.31

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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.