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Finding the Fourth Proportional to 504,773.10, 757,143.27 and 205,173.27

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Solution

The fourth proportional to 504,773.10, 757,143.27 and 205,173.27 is: 307,753.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,773.10 : 757,143.27 = 205,173.27 : x
  2. Step 2: Convert to fraction form
    504,773.10/757,143.27 = 205,173.27/x
  3. Step 3: Cross multiply
    504,773.10x = 757,143.27 × 205,173.27
  4. Step 4: Simplify right side
    504,773.10x = 155,345,560,564.39
  5. Step 5: Solve for x
    x = 155,345,560,564.39/504,773.10
  6. Step 6: Final answer
    x = 307,753.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.