Home / 321,902.07-444,279.84-185,911.58

Finding the Fourth Proportional to 321,902.07, 444,279.84 and 185,911.58

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Solution

The fourth proportional to 321,902.07, 444,279.84 and 185,911.58 is: 256,589.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,902.07 : 444,279.84 = 185,911.58 : x
  2. Step 2: Convert to fraction form
    321,902.07/444,279.84 = 185,911.58/x
  3. Step 3: Cross multiply
    321,902.07x = 444,279.84 × 185,911.58
  4. Step 4: Simplify right side
    321,902.07x = 82,596,767,016.55
  5. Step 5: Solve for x
    x = 82,596,767,016.55/321,902.07
  6. Step 6: Final answer
    x = 256,589.74

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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.