Home / 269,712.20-403,646.70-236,534.60

Finding the Fourth Proportional to 269,712.20, 403,646.70 and 236,534.60

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Solution

The fourth proportional to 269,712.20, 403,646.70 and 236,534.60 is: 353,993.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,712.20 : 403,646.70 = 236,534.60 : x
  2. Step 2: Convert to fraction form
    269,712.20/403,646.70 = 236,534.60/x
  3. Step 3: Cross multiply
    269,712.20x = 403,646.70 × 236,534.60
  4. Step 4: Simplify right side
    269,712.20x = 95,476,410,725.82
  5. Step 5: Solve for x
    x = 95,476,410,725.82/269,712.20
  6. Step 6: Final answer
    x = 353,993.67

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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.