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Finding the Fourth Proportional to 27,649,231.20, 41,473,846.80 and 27,649,231.20

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Solution

The fourth proportional to 27,649,231.20, 41,473,846.80 and 27,649,231.20 is: 41,473,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,649,231.20 : 41,473,846.80 = 27,649,231.20 : x
  2. Step 2: Convert to fraction form
    27,649,231.20/41,473,846.80 = 27,649,231.20/x
  3. Step 3: Cross multiply
    27,649,231.20x = 41,473,846.80 × 27,649,231.20
  4. Step 4: Simplify right side
    27,649,231.20x = 1,146,719,978,926,580
  5. Step 5: Solve for x
    x = 1,146,719,978,926,580/27,649,231.20
  6. Step 6: Final answer
    x = 41,473,846.80

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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.