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Finding the Fourth Proportional to 364,506.94, 503,034.15 and 203,376.07

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Solution

The fourth proportional to 364,506.94, 503,034.15 and 203,376.07 is: 280,667.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,506.94 : 503,034.15 = 203,376.07 : x
  2. Step 2: Convert to fraction form
    364,506.94/503,034.15 = 203,376.07/x
  3. Step 3: Cross multiply
    364,506.94x = 503,034.15 × 203,376.07
  4. Step 4: Simplify right side
    364,506.94x = 102,305,108,007.87
  5. Step 5: Solve for x
    x = 102,305,108,007.87/364,506.94
  6. Step 6: Final answer
    x = 280,667.11

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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.