Home / 726,764.19-1,002,924.63-404,474.37

Finding the Fourth Proportional to 726,764.19, 1,002,924.63 and 404,474.37

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Solution

The fourth proportional to 726,764.19, 1,002,924.63 and 404,474.37 is: 558,169.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,764.19 : 1,002,924.63 = 404,474.37 : x
  2. Step 2: Convert to fraction form
    726,764.19/1,002,924.63 = 404,474.37/x
  3. Step 3: Cross multiply
    726,764.19x = 1,002,924.63 × 404,474.37
  4. Step 4: Simplify right side
    726,764.19x = 405,657,307,876.73
  5. Step 5: Solve for x
    x = 405,657,307,876.73/726,764.19
  6. Step 6: Final answer
    x = 558,169.09

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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.