Home / 695,955.80-1,043,326.20-269,782.40

Finding the Fourth Proportional to 695,955.80, 1,043,326.20 and 269,782.40

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Solution

The fourth proportional to 695,955.80, 1,043,326.20 and 269,782.40 is: 404,438.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,955.80 : 1,043,326.20 = 269,782.40 : x
  2. Step 2: Convert to fraction form
    695,955.80/1,043,326.20 = 269,782.40/x
  3. Step 3: Cross multiply
    695,955.80x = 1,043,326.20 × 269,782.40
  4. Step 4: Simplify right side
    695,955.80x = 281,471,046,218.88
  5. Step 5: Solve for x
    x = 281,471,046,218.88/695,955.80
  6. Step 6: Final answer
    x = 404,438.11

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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.