Home / 324,458.70-447,120.69-233,643.22

Finding the Fourth Proportional to 324,458.70, 447,120.69 and 233,643.22

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Solution

The fourth proportional to 324,458.70, 447,120.69 and 233,643.22 is: 321,972.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,458.70 : 447,120.69 = 233,643.22 : x
  2. Step 2: Convert to fraction form
    324,458.70/447,120.69 = 233,643.22/x
  3. Step 3: Cross multiply
    324,458.70x = 447,120.69 × 233,643.22
  4. Step 4: Simplify right side
    324,458.70x = 104,466,717,740.22
  5. Step 5: Solve for x
    x = 104,466,717,740.22/324,458.70
  6. Step 6: Final answer
    x = 321,972.31

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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.