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Finding the Fourth Proportional to 444,112.80, 666,169.20 and 441,002.40

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Solution

The fourth proportional to 444,112.80, 666,169.20 and 441,002.40 is: 661,503.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,112.80 : 666,169.20 = 441,002.40 : x
  2. Step 2: Convert to fraction form
    444,112.80/666,169.20 = 441,002.40/x
  3. Step 3: Cross multiply
    444,112.80x = 666,169.20 × 441,002.40
  4. Step 4: Simplify right side
    444,112.80x = 293,782,216,006.08
  5. Step 5: Solve for x
    x = 293,782,216,006.08/444,112.80
  6. Step 6: Final answer
    x = 661,503.60

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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.