Home / 289,569.30-399,470.46-182,198.52

Finding the Fourth Proportional to 289,569.30, 399,470.46 and 182,198.52

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Solution

The fourth proportional to 289,569.30, 399,470.46 and 182,198.52 is: 251,348.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,569.30 : 399,470.46 = 182,198.52 : x
  2. Step 2: Convert to fraction form
    289,569.30/399,470.46 = 182,198.52/x
  3. Step 3: Cross multiply
    289,569.30x = 399,470.46 × 182,198.52
  4. Step 4: Simplify right side
    289,569.30x = 72,782,926,595.72
  5. Step 5: Solve for x
    x = 72,782,926,595.72/289,569.30
  6. Step 6: Final answer
    x = 251,348.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.