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Finding the Fourth Proportional to 444,477.72, 666,822.69 and 144,958.59

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Solution

The fourth proportional to 444,477.72, 666,822.69 and 144,958.59 is: 217,472.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,477.72 : 666,822.69 = 144,958.59 : x
  2. Step 2: Convert to fraction form
    444,477.72/666,822.69 = 144,958.59/x
  3. Step 3: Cross multiply
    444,477.72x = 666,822.69 × 144,958.59
  4. Step 4: Simplify right side
    444,477.72x = 96,661,676,922.41
  5. Step 5: Solve for x
    x = 96,661,676,922.41/444,477.72
  6. Step 6: Final answer
    x = 217,472.49

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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.