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Finding the Fourth Proportional to 363,260.40, 501,301.90 and 202,122.24

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Solution

The fourth proportional to 363,260.40, 501,301.90 and 202,122.24 is: 278,930.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,260.40 : 501,301.90 = 202,122.24 : x
  2. Step 2: Convert to fraction form
    363,260.40/501,301.90 = 202,122.24/x
  3. Step 3: Cross multiply
    363,260.40x = 501,301.90 × 202,122.24
  4. Step 4: Simplify right side
    363,260.40x = 101,324,262,944.26
  5. Step 5: Solve for x
    x = 101,324,262,944.26/363,260.40
  6. Step 6: Final answer
    x = 278,930.11

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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.