Home / 323,950.20-447,048.23-178,757.34

Finding the Fourth Proportional to 323,950.20, 447,048.23 and 178,757.34

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Solution

The fourth proportional to 323,950.20, 447,048.23 and 178,757.34 is: 246,683.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,950.20 : 447,048.23 = 178,757.34 : x
  2. Step 2: Convert to fraction form
    323,950.20/447,048.23 = 178,757.34/x
  3. Step 3: Cross multiply
    323,950.20x = 447,048.23 × 178,757.34
  4. Step 4: Simplify right side
    323,950.20x = 79,913,151,552.72
  5. Step 5: Solve for x
    x = 79,913,151,552.72/323,950.20
  6. Step 6: Final answer
    x = 246,683.45

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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.