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Finding the Fourth Proportional to 444,400.96, 666,586.44 and 178,089.96

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Solution

The fourth proportional to 444,400.96, 666,586.44 and 178,089.96 is: 267,128.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,400.96 : 666,586.44 = 178,089.96 : x
  2. Step 2: Convert to fraction form
    444,400.96/666,586.44 = 178,089.96/x
  3. Step 3: Cross multiply
    444,400.96x = 666,586.44 × 178,089.96
  4. Step 4: Simplify right side
    444,400.96x = 118,712,352,436.14
  5. Step 5: Solve for x
    x = 118,712,352,436.14/444,400.96
  6. Step 6: Final answer
    x = 267,128.93

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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.