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Finding the Fourth Proportional to 364,999.73, 503,649.86 and 203,834.23

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Solution

The fourth proportional to 364,999.73, 503,649.86 and 203,834.23 is: 281,263.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,999.73 : 503,649.86 = 203,834.23 : x
  2. Step 2: Convert to fraction form
    364,999.73/503,649.86 = 203,834.23/x
  3. Step 3: Cross multiply
    364,999.73x = 503,649.86 × 203,834.23
  4. Step 4: Simplify right side
    364,999.73x = 102,661,079,124.41
  5. Step 5: Solve for x
    x = 102,661,079,124.41/364,999.73
  6. Step 6: Final answer
    x = 281,263.44

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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.