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Finding the Fourth Proportional to 444,562.56, 666,908.10 and 144,969.12

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Solution

The fourth proportional to 444,562.56, 666,908.10 and 144,969.12 is: 217,474.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,562.56 : 666,908.10 = 144,969.12 : x
  2. Step 2: Convert to fraction form
    444,562.56/666,908.10 = 144,969.12/x
  3. Step 3: Cross multiply
    444,562.56x = 666,908.10 × 144,969.12
  4. Step 4: Simplify right side
    444,562.56x = 96,681,080,377.87
  5. Step 5: Solve for x
    x = 96,681,080,377.87/444,562.56
  6. Step 6: Final answer
    x = 217,474.63

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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.