Home / 726,879.92-1,003,094.16-404,583.08

Finding the Fourth Proportional to 726,879.92, 1,003,094.16 and 404,583.08

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Solution

The fourth proportional to 726,879.92, 1,003,094.16 and 404,583.08 is: 558,324.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,879.92 : 1,003,094.16 = 404,583.08 : x
  2. Step 2: Convert to fraction form
    726,879.92/1,003,094.16 = 404,583.08/x
  3. Step 3: Cross multiply
    726,879.92x = 1,003,094.16 × 404,583.08
  4. Step 4: Simplify right side
    726,879.92x = 405,834,924,782.81
  5. Step 5: Solve for x
    x = 405,834,924,782.81/726,879.92
  6. Step 6: Final answer
    x = 558,324.58

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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.