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Finding the Fourth Proportional to 509,338.57, 701,997.54 and 373,083.04

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Solution

The fourth proportional to 509,338.57, 701,997.54 and 373,083.04 is: 514,202.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,338.57 : 701,997.54 = 373,083.04 : x
  2. Step 2: Convert to fraction form
    509,338.57/701,997.54 = 373,083.04/x
  3. Step 3: Cross multiply
    509,338.57x = 701,997.54 × 373,083.04
  4. Step 4: Simplify right side
    509,338.57x = 261,903,376,295.72
  5. Step 5: Solve for x
    x = 261,903,376,295.72/509,338.57
  6. Step 6: Final answer
    x = 514,202.91

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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.