Home / 322,172.20-444,646.14-231,827.23

Finding the Fourth Proportional to 322,172.20, 444,646.14 and 231,827.23

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Solution

The fourth proportional to 322,172.20, 444,646.14 and 231,827.23 is: 319,956.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,172.20 : 444,646.14 = 231,827.23 : x
  2. Step 2: Convert to fraction form
    322,172.20/444,646.14 = 231,827.23/x
  3. Step 3: Cross multiply
    322,172.20x = 444,646.14 × 231,827.23
  4. Step 4: Simplify right side
    322,172.20x = 103,081,080,743.16
  5. Step 5: Solve for x
    x = 103,081,080,743.16/322,172.20
  6. Step 6: Final answer
    x = 319,956.48

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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.