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Finding the Fourth Proportional to 363,409.92, 501,500.67 and 202,265.03

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Solution

The fourth proportional to 363,409.92, 501,500.67 and 202,265.03 is: 279,122.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,409.92 : 501,500.67 = 202,265.03 : x
  2. Step 2: Convert to fraction form
    363,409.92/501,500.67 = 202,265.03/x
  3. Step 3: Cross multiply
    363,409.92x = 501,500.67 × 202,265.03
  4. Step 4: Simplify right side
    363,409.92x = 101,436,045,555.07
  5. Step 5: Solve for x
    x = 101,436,045,555.07/363,409.92
  6. Step 6: Final answer
    x = 279,122.94

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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.