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Finding the Fourth Proportional to 361,833.27, 499,389.69 and 200,740.22

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Solution

The fourth proportional to 361,833.27, 499,389.69 and 200,740.22 is: 277,054.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,833.27 : 499,389.69 = 200,740.22 : x
  2. Step 2: Convert to fraction form
    361,833.27/499,389.69 = 200,740.22/x
  3. Step 3: Cross multiply
    361,833.27x = 499,389.69 × 200,740.22
  4. Step 4: Simplify right side
    361,833.27x = 100,247,595,232.63
  5. Step 5: Solve for x
    x = 100,247,595,232.63/361,833.27
  6. Step 6: Final answer
    x = 277,054.66

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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.