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Finding the Fourth Proportional to 536,126.60, 739,817.94 and 294,424.82

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Solution

The fourth proportional to 536,126.60, 739,817.94 and 294,424.82 is: 406,286.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,126.60 : 739,817.94 = 294,424.82 : x
  2. Step 2: Convert to fraction form
    536,126.60/739,817.94 = 294,424.82/x
  3. Step 3: Cross multiply
    536,126.60x = 739,817.94 × 294,424.82
  4. Step 4: Simplify right side
    536,126.60x = 217,820,763,817.27
  5. Step 5: Solve for x
    x = 217,820,763,817.27/536,126.60
  6. Step 6: Final answer
    x = 406,286.06

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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.