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Finding the Fourth Proportional to 363,074.62, 501,049.41 and 201,929.74

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Solution

The fourth proportional to 363,074.62, 501,049.41 and 201,929.74 is: 278,666.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,074.62 : 501,049.41 = 201,929.74 : x
  2. Step 2: Convert to fraction form
    363,074.62/501,049.41 = 201,929.74/x
  3. Step 3: Cross multiply
    363,074.62x = 501,049.41 × 201,929.74
  4. Step 4: Simplify right side
    363,074.62x = 101,176,777,088.45
  5. Step 5: Solve for x
    x = 101,176,777,088.45/363,074.62
  6. Step 6: Final answer
    x = 278,666.62

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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.