Home / 414,640.68-572,208.20-230,881.83

Finding the Fourth Proportional to 414,640.68, 572,208.20 and 230,881.83

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Solution

The fourth proportional to 414,640.68, 572,208.20 and 230,881.83 is: 318,619.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,640.68 : 572,208.20 = 230,881.83 : x
  2. Step 2: Convert to fraction form
    414,640.68/572,208.20 = 230,881.83/x
  3. Step 3: Cross multiply
    414,640.68x = 572,208.20 × 230,881.83
  4. Step 4: Simplify right side
    414,640.68x = 132,112,476,357.01
  5. Step 5: Solve for x
    x = 132,112,476,357.01/414,640.68
  6. Step 6: Final answer
    x = 318,619.19

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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.