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Finding the Fourth Proportional to 364,960.36, 503,640.54 and 203,818.36

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Solution

The fourth proportional to 364,960.36, 503,640.54 and 203,818.36 is: 281,266.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,960.36 : 503,640.54 = 203,818.36 : x
  2. Step 2: Convert to fraction form
    364,960.36/503,640.54 = 203,818.36/x
  3. Step 3: Cross multiply
    364,960.36x = 503,640.54 × 203,818.36
  4. Step 4: Simplify right side
    364,960.36x = 102,651,188,892.31
  5. Step 5: Solve for x
    x = 102,651,188,892.31/364,960.36
  6. Step 6: Final answer
    x = 281,266.68

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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.