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Finding the Fourth Proportional to 365,011.13, 503,710.00 and 203,868.43

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Solution

The fourth proportional to 365,011.13, 503,710.00 and 203,868.43 is: 281,335.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,011.13 : 503,710.00 = 203,868.43 : x
  2. Step 2: Convert to fraction form
    365,011.13/503,710.00 = 203,868.43/x
  3. Step 3: Cross multiply
    365,011.13x = 503,710.00 × 203,868.43
  4. Step 4: Simplify right side
    365,011.13x = 102,690,565,106.35
  5. Step 5: Solve for x
    x = 102,690,565,106.35/365,011.13
  6. Step 6: Final answer
    x = 281,335.43

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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.