Home / 622,836.47-859,514.35-336,356.56

Finding the Fourth Proportional to 622,836.47, 859,514.35 and 336,356.56

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Solution

The fourth proportional to 622,836.47, 859,514.35 and 336,356.56 is: 464,172.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,836.47 : 859,514.35 = 336,356.56 : x
  2. Step 2: Convert to fraction form
    622,836.47/859,514.35 = 336,356.56/x
  3. Step 3: Cross multiply
    622,836.47x = 859,514.35 × 336,356.56
  4. Step 4: Simplify right side
    622,836.47x = 289,103,288,354.85
  5. Step 5: Solve for x
    x = 289,103,288,354.85/622,836.47
  6. Step 6: Final answer
    x = 464,172.06

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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.