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Finding the Fourth Proportional to 364,796.94, 503,367.71 and 203,648.45

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Solution

The fourth proportional to 364,796.94, 503,367.71 and 203,648.45 is: 281,005.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,796.94 : 503,367.71 = 203,648.45 : x
  2. Step 2: Convert to fraction form
    364,796.94/503,367.71 = 203,648.45/x
  3. Step 3: Cross multiply
    364,796.94x = 503,367.71 × 203,648.45
  4. Step 4: Simplify right side
    364,796.94x = 102,510,053,921.55
  5. Step 5: Solve for x
    x = 102,510,053,921.55/364,796.94
  6. Step 6: Final answer
    x = 281,005.79

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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.