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Finding the Fourth Proportional to 444,042.50, 666,105.75 and 124,194.38

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Solution

The fourth proportional to 444,042.50, 666,105.75 and 124,194.38 is: 186,303.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,042.50 : 666,105.75 = 124,194.38 : x
  2. Step 2: Convert to fraction form
    444,042.50/666,105.75 = 124,194.38/x
  3. Step 3: Cross multiply
    444,042.50x = 666,105.75 × 124,194.38
  4. Step 4: Simplify right side
    444,042.50x = 82,726,587,305.16
  5. Step 5: Solve for x
    x = 82,726,587,305.16/444,042.50
  6. Step 6: Final answer
    x = 186,303.31

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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.