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Finding the Fourth Proportional to 361,592.49, 499,021.56 and 200,454.33

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Solution

The fourth proportional to 361,592.49, 499,021.56 and 200,454.33 is: 276,640.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,592.49 : 499,021.56 = 200,454.33 : x
  2. Step 2: Convert to fraction form
    361,592.49/499,021.56 = 200,454.33/x
  3. Step 3: Cross multiply
    361,592.49x = 499,021.56 × 200,454.33
  4. Step 4: Simplify right side
    361,592.49x = 100,031,032,465.36
  5. Step 5: Solve for x
    x = 100,031,032,465.36/361,592.49
  6. Step 6: Final answer
    x = 276,640.24

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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.