Home / 321,725.42-444,020.45-185,759.14

Finding the Fourth Proportional to 321,725.42, 444,020.45 and 185,759.14

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Solution

The fourth proportional to 321,725.42, 444,020.45 and 185,759.14 is: 256,370.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,725.42 : 444,020.45 = 185,759.14 : x
  2. Step 2: Convert to fraction form
    321,725.42/444,020.45 = 185,759.14/x
  3. Step 3: Cross multiply
    321,725.42x = 444,020.45 × 185,759.14
  4. Step 4: Simplify right side
    321,725.42x = 82,480,854,116.12
  5. Step 5: Solve for x
    x = 82,480,854,116.12/321,725.42
  6. Step 6: Final answer
    x = 256,370.34

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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.