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Finding the Fourth Proportional to 44,649,906.40, 66,974,859.60 and 44,052,709.60

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Solution

The fourth proportional to 44,649,906.40, 66,974,859.60 and 44,052,709.60 is: 66,079,064.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,649,906.40 : 66,974,859.60 = 44,052,709.60 : x
  2. Step 2: Convert to fraction form
    44,649,906.40/66,974,859.60 = 44,052,709.60/x
  3. Step 3: Cross multiply
    44,649,906.40x = 66,974,859.60 × 44,052,709.60
  4. Step 4: Simplify right side
    44,649,906.40x = 2,950,424,040,459,572.50
  5. Step 5: Solve for x
    x = 2,950,424,040,459,572.50/44,649,906.40
  6. Step 6: Final answer
    x = 66,079,064.40

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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.