Home / 828,336.43-1,242,366.22-229,358.14

Finding the Fourth Proportional to 828,336.43, 1,242,366.22 and 229,358.14

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Solution

The fourth proportional to 828,336.43, 1,242,366.22 and 229,358.14 is: 343,998.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,336.43 : 1,242,366.22 = 229,358.14 : x
  2. Step 2: Convert to fraction form
    828,336.43/1,242,366.22 = 229,358.14/x
  3. Step 3: Cross multiply
    828,336.43x = 1,242,366.22 × 229,358.14
  4. Step 4: Simplify right side
    828,336.43x = 284,946,805,418.03
  5. Step 5: Solve for x
    x = 284,946,805,418.03/828,336.43
  6. Step 6: Final answer
    x = 343,998.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.