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Finding the Fourth Proportional to 25,903,933.60, 36,318,591.20 and 25,903,933.60

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Solution

The fourth proportional to 25,903,933.60, 36,318,591.20 and 25,903,933.60 is: 36,318,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,903,933.60 : 36,318,591.20 = 25,903,933.60 : x
  2. Step 2: Convert to fraction form
    25,903,933.60/36,318,591.20 = 25,903,933.60/x
  3. Step 3: Cross multiply
    25,903,933.60x = 36,318,591.20 × 25,903,933.60
  4. Step 4: Simplify right side
    25,903,933.60x = 940,794,374,890,344.50
  5. Step 5: Solve for x
    x = 940,794,374,890,344.50/25,903,933.60
  6. Step 6: Final answer
    x = 36,318,591.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.