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Finding the Fourth Proportional to 370,169.44, 510,834.04 and 200,403.64

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Solution

The fourth proportional to 370,169.44, 510,834.04 and 200,403.64 is: 276,557.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,169.44 : 510,834.04 = 200,403.64 : x
  2. Step 2: Convert to fraction form
    370,169.44/510,834.04 = 200,403.64/x
  3. Step 3: Cross multiply
    370,169.44x = 510,834.04 × 200,403.64
  4. Step 4: Simplify right side
    370,169.44x = 102,373,001,051.91
  5. Step 5: Solve for x
    x = 102,373,001,051.91/370,169.44
  6. Step 6: Final answer
    x = 276,557.14

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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.