Home / 722,707.01-1,083,723.96-323,351.09

Finding the Fourth Proportional to 722,707.01, 1,083,723.96 and 323,351.09

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Solution

The fourth proportional to 722,707.01, 1,083,723.96 and 323,351.09 is: 484,876.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,707.01 : 1,083,723.96 = 323,351.09 : x
  2. Step 2: Convert to fraction form
    722,707.01/1,083,723.96 = 323,351.09/x
  3. Step 3: Cross multiply
    722,707.01x = 1,083,723.96 × 323,351.09
  4. Step 4: Simplify right side
    722,707.01x = 350,423,321,764.18
  5. Step 5: Solve for x
    x = 350,423,321,764.18/722,707.01
  6. Step 6: Final answer
    x = 484,876.05

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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.