Home / 622,824.77-859,498.18-336,344.85

Finding the Fourth Proportional to 622,824.77, 859,498.18 and 336,344.85

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Solution

The fourth proportional to 622,824.77, 859,498.18 and 336,344.85 is: 464,155.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,824.77 : 859,498.18 = 336,344.85 : x
  2. Step 2: Convert to fraction form
    622,824.77/859,498.18 = 336,344.85/x
  3. Step 3: Cross multiply
    622,824.77x = 859,498.18 × 336,344.85
  4. Step 4: Simplify right side
    622,824.77x = 289,087,785,586.51
  5. Step 5: Solve for x
    x = 289,087,785,586.51/622,824.77
  6. Step 6: Final answer
    x = 464,155.89

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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.