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Finding the Fourth Proportional to 363,940.60, 502,231.24 and 202,792.23

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Solution

The fourth proportional to 363,940.60, 502,231.24 and 202,792.23 is: 279,849.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,940.60 : 502,231.24 = 202,792.23 : x
  2. Step 2: Convert to fraction form
    363,940.60/502,231.24 = 202,792.23/x
  3. Step 3: Cross multiply
    363,940.60x = 502,231.24 × 202,792.23
  4. Step 4: Simplify right side
    363,940.60x = 101,848,593,135.27
  5. Step 5: Solve for x
    x = 101,848,593,135.27/363,940.60
  6. Step 6: Final answer
    x = 279,849.50

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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.