Home / 269,711.20-403,645.20-236,533.60

Finding the Fourth Proportional to 269,711.20, 403,645.20 and 236,533.60

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Solution

The fourth proportional to 269,711.20, 403,645.20 and 236,533.60 is: 353,992.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,711.20 : 403,645.20 = 236,533.60 : x
  2. Step 2: Convert to fraction form
    269,711.20/403,645.20 = 236,533.60/x
  3. Step 3: Cross multiply
    269,711.20x = 403,645.20 × 236,533.60
  4. Step 4: Simplify right side
    269,711.20x = 95,475,652,278.72
  5. Step 5: Solve for x
    x = 95,475,652,278.72/269,711.20
  6. Step 6: Final answer
    x = 353,992.17

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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.