Home / 321,959.41-444,281.75-178,708.17

Finding the Fourth Proportional to 321,959.41, 444,281.75 and 178,708.17

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Solution

The fourth proportional to 321,959.41, 444,281.75 and 178,708.17 is: 246,604.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,959.41 : 444,281.75 = 178,708.17 : x
  2. Step 2: Convert to fraction form
    321,959.41/444,281.75 = 178,708.17/x
  3. Step 3: Cross multiply
    321,959.41x = 444,281.75 × 178,708.17
  4. Step 4: Simplify right side
    321,959.41x = 79,396,778,953.67
  5. Step 5: Solve for x
    x = 79,396,778,953.67/321,959.41
  6. Step 6: Final answer
    x = 246,604.94

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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.