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Finding the Fourth Proportional to 324,232.86, 447,362.55 and 190,070.94

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Solution

The fourth proportional to 324,232.86, 447,362.55 and 190,070.94 is: 262,251.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,232.86 : 447,362.55 = 190,070.94 : x
  2. Step 2: Convert to fraction form
    324,232.86/447,362.55 = 190,070.94/x
  3. Step 3: Cross multiply
    324,232.86x = 447,362.55 × 190,070.94
  4. Step 4: Simplify right side
    324,232.86x = 85,030,620,399.30
  5. Step 5: Solve for x
    x = 85,030,620,399.30/324,232.86
  6. Step 6: Final answer
    x = 262,251.71

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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.