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Finding the Fourth Proportional to 444,000.40, 666,000.60 and 163,481.20

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Solution

The fourth proportional to 444,000.40, 666,000.60 and 163,481.20 is: 245,221.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,000.40 : 666,000.60 = 163,481.20 : x
  2. Step 2: Convert to fraction form
    444,000.40/666,000.60 = 163,481.20/x
  3. Step 3: Cross multiply
    444,000.40x = 666,000.60 × 163,481.20
  4. Step 4: Simplify right side
    444,000.40x = 108,878,577,288.72
  5. Step 5: Solve for x
    x = 108,878,577,288.72/444,000.40
  6. Step 6: Final answer
    x = 245,221.80

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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.