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Finding the Fourth Proportional to 467,999.20, 701,998.80 and 268,933.60

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Solution

The fourth proportional to 467,999.20, 701,998.80 and 268,933.60 is: 403,400.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,999.20 : 701,998.80 = 268,933.60 : x
  2. Step 2: Convert to fraction form
    467,999.20/701,998.80 = 268,933.60/x
  3. Step 3: Cross multiply
    467,999.20x = 701,998.80 × 268,933.60
  4. Step 4: Simplify right side
    467,999.20x = 188,791,064,479.68
  5. Step 5: Solve for x
    x = 188,791,064,479.68/467,999.20
  6. Step 6: Final answer
    x = 403,400.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.