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Finding the Fourth Proportional to 363,246.03, 501,282 and 202,107.87

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Solution

The fourth proportional to 363,246.03, 501,282 and 202,107.87 is: 278,910.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,246.03 : 501,282 = 202,107.87 : x
  2. Step 2: Convert to fraction form
    363,246.03/501,282 = 202,107.87/x
  3. Step 3: Cross multiply
    363,246.03x = 501,282 × 202,107.87
  4. Step 4: Simplify right side
    363,246.03x = 101,313,037,289.34
  5. Step 5: Solve for x
    x = 101,313,037,289.34/363,246.03
  6. Step 6: Final answer
    x = 278,910.24

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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.