Home / 622,868.54-859,558.37-336,388.68

Finding the Fourth Proportional to 622,868.54, 859,558.37 and 336,388.68

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Solution

The fourth proportional to 622,868.54, 859,558.37 and 336,388.68 is: 464,216.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,868.54 : 859,558.37 = 336,388.68 : x
  2. Step 2: Convert to fraction form
    622,868.54/859,558.37 = 336,388.68/x
  3. Step 3: Cross multiply
    622,868.54x = 859,558.37 × 336,388.68
  4. Step 4: Simplify right side
    622,868.54x = 289,145,703,785.31
  5. Step 5: Solve for x
    x = 289,145,703,785.31/622,868.54
  6. Step 6: Final answer
    x = 464,216.26

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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.