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Finding the Fourth Proportional to 335,341.67, 504,028.73 and 221,876.52

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Solution

The fourth proportional to 335,341.67, 504,028.73 and 221,876.52 is: 333,487.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,341.67 : 504,028.73 = 221,876.52 : x
  2. Step 2: Convert to fraction form
    335,341.67/504,028.73 = 221,876.52/x
  3. Step 3: Cross multiply
    335,341.67x = 504,028.73 × 221,876.52
  4. Step 4: Simplify right side
    335,341.67x = 111,832,138,008.95
  5. Step 5: Solve for x
    x = 111,832,138,008.95/335,341.67
  6. Step 6: Final answer
    x = 333,487.15

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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.