Home / 711,934.88-1,067,874.68-262,461.36

Finding the Fourth Proportional to 711,934.88, 1,067,874.68 and 262,461.36

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Solution

The fourth proportional to 711,934.88, 1,067,874.68 and 262,461.36 is: 393,681.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,934.88 : 1,067,874.68 = 262,461.36 : x
  2. Step 2: Convert to fraction form
    711,934.88/1,067,874.68 = 262,461.36/x
  3. Step 3: Cross multiply
    711,934.88x = 1,067,874.68 × 262,461.36
  4. Step 4: Simplify right side
    711,934.88x = 280,275,840,822.37
  5. Step 5: Solve for x
    x = 280,275,840,822.37/711,934.88
  6. Step 6: Final answer
    x = 393,681.85

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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.