Home / 711,988.52-1,067,983.58-262,514.66

Finding the Fourth Proportional to 711,988.52, 1,067,983.58 and 262,514.66

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Solution

The fourth proportional to 711,988.52, 1,067,983.58 and 262,514.66 is: 393,772.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,988.52 : 1,067,983.58 = 262,514.66 : x
  2. Step 2: Convert to fraction form
    711,988.52/1,067,983.58 = 262,514.66/x
  3. Step 3: Cross multiply
    711,988.52x = 1,067,983.58 × 262,514.66
  4. Step 4: Simplify right side
    711,988.52x = 280,361,341,705.65
  5. Step 5: Solve for x
    x = 280,361,341,705.65/711,988.52
  6. Step 6: Final answer
    x = 393,772.28

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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.