Home / 622,823.60-859,496.55-336,343.65

Finding the Fourth Proportional to 622,823.60, 859,496.55 and 336,343.65

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Solution

The fourth proportional to 622,823.60, 859,496.55 and 336,343.65 is: 464,154.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,823.60 : 859,496.55 = 336,343.65 : x
  2. Step 2: Convert to fraction form
    622,823.60/859,496.55 = 336,343.65/x
  3. Step 3: Cross multiply
    622,823.60x = 859,496.55 × 336,343.65
  4. Step 4: Simplify right side
    622,823.60x = 289,086,206,789.41
  5. Step 5: Solve for x
    x = 289,086,206,789.41/622,823.60
  6. Step 6: Final answer
    x = 464,154.23

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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.