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Finding the Fourth Proportional to 364,504.62, 503,038.71 and 203,359.98

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Solution

The fourth proportional to 364,504.62, 503,038.71 and 203,359.98 is: 280,649.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,504.62 : 503,038.71 = 203,359.98 : x
  2. Step 2: Convert to fraction form
    364,504.62/503,038.71 = 203,359.98/x
  3. Step 3: Cross multiply
    364,504.62x = 503,038.71 × 203,359.98
  4. Step 4: Simplify right side
    364,504.62x = 102,297,942,004.83
  5. Step 5: Solve for x
    x = 102,297,942,004.83/364,504.62
  6. Step 6: Final answer
    x = 280,649.23

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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.