Home / 726,822.06-1,090,147.22-194,384.35

Finding the Fourth Proportional to 726,822.06, 1,090,147.22 and 194,384.35

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Solution

The fourth proportional to 726,822.06, 1,090,147.22 and 194,384.35 is: 291,553.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,822.06 : 1,090,147.22 = 194,384.35 : x
  2. Step 2: Convert to fraction form
    726,822.06/1,090,147.22 = 194,384.35/x
  3. Step 3: Cross multiply
    726,822.06x = 1,090,147.22 × 194,384.35
  4. Step 4: Simplify right side
    726,822.06x = 211,907,558,764.01
  5. Step 5: Solve for x
    x = 211,907,558,764.01/726,822.06
  6. Step 6: Final answer
    x = 291,553.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.