Home / 622,836.40-859,514.24-336,356.48

Finding the Fourth Proportional to 622,836.40, 859,514.24 and 336,356.48

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Solution

The fourth proportional to 622,836.40, 859,514.24 and 336,356.48 is: 464,171.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,836.40 : 859,514.24 = 336,356.48 : x
  2. Step 2: Convert to fraction form
    622,836.40/859,514.24 = 336,356.48/x
  3. Step 3: Cross multiply
    622,836.40x = 859,514.24 × 336,356.48
  4. Step 4: Simplify right side
    622,836.40x = 289,103,184,276.28
  5. Step 5: Solve for x
    x = 289,103,184,276.28/622,836.40
  6. Step 6: Final answer
    x = 464,171.95

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1.5x scale

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.