Home / 321,837.23-444,140.22-178,606.55

Finding the Fourth Proportional to 321,837.23, 444,140.22 and 178,606.55

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Solution

The fourth proportional to 321,837.23, 444,140.22 and 178,606.55 is: 246,479.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,837.23 : 444,140.22 = 178,606.55 : x
  2. Step 2: Convert to fraction form
    321,837.23/444,140.22 = 178,606.55/x
  3. Step 3: Cross multiply
    321,837.23x = 444,140.22 × 178,606.55
  4. Step 4: Simplify right side
    321,837.23x = 79,326,352,410.44
  5. Step 5: Solve for x
    x = 79,326,352,410.44/321,837.23
  6. Step 6: Final answer
    x = 246,479.73

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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.