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Finding the Fourth Proportional to 335,594.39, 503,140.15 and 202,443.61

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Solution

The fourth proportional to 335,594.39, 503,140.15 and 202,443.61 is: 303,513.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,594.39 : 503,140.15 = 202,443.61 : x
  2. Step 2: Convert to fraction form
    335,594.39/503,140.15 = 202,443.61/x
  3. Step 3: Cross multiply
    335,594.39x = 503,140.15 × 202,443.61
  4. Step 4: Simplify right side
    335,594.39x = 101,857,508,301.94
  5. Step 5: Solve for x
    x = 101,857,508,301.94/335,594.39
  6. Step 6: Final answer
    x = 303,513.74

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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.