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Finding the Fourth Proportional to 38,649,846.70, 57,974,770.05 and 36,760,278.70

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Solution

The fourth proportional to 38,649,846.70, 57,974,770.05 and 36,760,278.70 is: 55,140,418.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,649,846.70 : 57,974,770.05 = 36,760,278.70 : x
  2. Step 2: Convert to fraction form
    38,649,846.70/57,974,770.05 = 36,760,278.70/x
  3. Step 3: Cross multiply
    38,649,846.70x = 57,974,770.05 × 36,760,278.70
  4. Step 4: Simplify right side
    38,649,846.70x = 2,131,168,704,606,413
  5. Step 5: Solve for x
    x = 2,131,168,704,606,413/38,649,846.70
  6. Step 6: Final answer
    x = 55,140,418.05

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Double scale
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Similar ratio
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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.