Home / 695,433.20-1,043,279.40-222,252.80

Finding the Fourth Proportional to 695,433.20, 1,043,279.40 and 222,252.80

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Solution

The fourth proportional to 695,433.20, 1,043,279.40 and 222,252.80 is: 333,420.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,433.20 : 1,043,279.40 = 222,252.80 : x
  2. Step 2: Convert to fraction form
    695,433.20/1,043,279.40 = 222,252.80/x
  3. Step 3: Cross multiply
    695,433.20x = 1,043,279.40 × 222,252.80
  4. Step 4: Simplify right side
    695,433.20x = 231,871,767,832.32
  5. Step 5: Solve for x
    x = 231,871,767,832.32/695,433.20
  6. Step 6: Final answer
    x = 333,420.62

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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.