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Finding the Fourth Proportional to 363,768.35, 501,974.52 and 200,417.72

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Solution

The fourth proportional to 363,768.35, 501,974.52 and 200,417.72 is: 276,562.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,768.35 : 501,974.52 = 200,417.72 : x
  2. Step 2: Convert to fraction form
    363,768.35/501,974.52 = 200,417.72/x
  3. Step 3: Cross multiply
    363,768.35x = 501,974.52 × 200,417.72
  4. Step 4: Simplify right side
    363,768.35x = 100,604,588,796.49
  5. Step 5: Solve for x
    x = 100,604,588,796.49/363,768.35
  6. Step 6: Final answer
    x = 276,562.24

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1.5x scale

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.