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Finding the Fourth Proportional to 202,324.20, 303,486.30 and 123,592.20

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Solution

The fourth proportional to 202,324.20, 303,486.30 and 123,592.20 is: 185,388.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,324.20 : 303,486.30 = 123,592.20 : x
  2. Step 2: Convert to fraction form
    202,324.20/303,486.30 = 123,592.20/x
  3. Step 3: Cross multiply
    202,324.20x = 303,486.30 × 123,592.20
  4. Step 4: Simplify right side
    202,324.20x = 37,508,539,486.86
  5. Step 5: Solve for x
    x = 37,508,539,486.86/202,324.20
  6. Step 6: Final answer
    x = 185,388.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.