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Finding the Fourth Proportional to 370,269.92, 510,969.55 and 200,504.04

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Solution

The fourth proportional to 370,269.92, 510,969.55 and 200,504.04 is: 276,693.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,269.92 : 510,969.55 = 200,504.04 : x
  2. Step 2: Convert to fraction form
    370,269.92/510,969.55 = 200,504.04/x
  3. Step 3: Cross multiply
    370,269.92x = 510,969.55 × 200,504.04
  4. Step 4: Simplify right side
    370,269.92x = 102,451,458,590.72
  5. Step 5: Solve for x
    x = 102,451,458,590.72/370,269.92
  6. Step 6: Final answer
    x = 276,693.99

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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.