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Finding the Fourth Proportional to 444,575.28, 666,932.11 and 144,986.01

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Solution

The fourth proportional to 444,575.28, 666,932.11 and 144,986.01 is: 217,501.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,575.28 : 666,932.11 = 144,986.01 : x
  2. Step 2: Convert to fraction form
    444,575.28/666,932.11 = 144,986.01/x
  3. Step 3: Cross multiply
    444,575.28x = 666,932.11 × 144,986.01
  4. Step 4: Simplify right side
    444,575.28x = 96,695,822,235.12
  5. Step 5: Solve for x
    x = 96,695,822,235.12/444,575.28
  6. Step 6: Final answer
    x = 217,501.57

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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.