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Finding the Fourth Proportional to 26,914,808.40, 40,372,212.60 and 26,914,808.40

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Solution

The fourth proportional to 26,914,808.40, 40,372,212.60 and 26,914,808.40 is: 40,372,212.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,914,808.40 : 40,372,212.60 = 26,914,808.40 : x
  2. Step 2: Convert to fraction form
    26,914,808.40/40,372,212.60 = 26,914,808.40/x
  3. Step 3: Cross multiply
    26,914,808.40x = 40,372,212.60 × 26,914,808.40
  4. Step 4: Simplify right side
    26,914,808.40x = 1,086,610,366,813,065.88
  5. Step 5: Solve for x
    x = 1,086,610,366,813,065.88/26,914,808.40
  6. Step 6: Final answer
    x = 40,372,212.60

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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.