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Finding the Fourth Proportional to 324,202.33, 447,473.87 and 190,109.53

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Solution

The fourth proportional to 324,202.33, 447,473.87 and 190,109.53 is: 262,394.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,202.33 : 447,473.87 = 190,109.53 : x
  2. Step 2: Convert to fraction form
    324,202.33/447,473.87 = 190,109.53/x
  3. Step 3: Cross multiply
    324,202.33x = 447,473.87 × 190,109.53
  4. Step 4: Simplify right side
    324,202.33x = 85,069,046,162.43
  5. Step 5: Solve for x
    x = 85,069,046,162.43/324,202.33
  6. Step 6: Final answer
    x = 262,394.93

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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.