Home / 321,902.85-444,246.69-178,662.90

Finding the Fourth Proportional to 321,902.85, 444,246.69 and 178,662.90

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Solution

The fourth proportional to 321,902.85, 444,246.69 and 178,662.90 is: 246,566.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,902.85 : 444,246.69 = 178,662.90 : x
  2. Step 2: Convert to fraction form
    321,902.85/444,246.69 = 178,662.90/x
  3. Step 3: Cross multiply
    321,902.85x = 444,246.69 × 178,662.90
  4. Step 4: Simplify right side
    321,902.85x = 79,370,401,950.80
  5. Step 5: Solve for x
    x = 79,370,401,950.80/321,902.85
  6. Step 6: Final answer
    x = 246,566.32

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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.