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Finding the Fourth Proportional to 9,268,634.40, 13,902,951.60 and 9,268,634.40

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Solution

The fourth proportional to 9,268,634.40, 13,902,951.60 and 9,268,634.40 is: 13,902,951.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,268,634.40 : 13,902,951.60 = 9,268,634.40 : x
  2. Step 2: Convert to fraction form
    9,268,634.40/13,902,951.60 = 9,268,634.40/x
  3. Step 3: Cross multiply
    9,268,634.40x = 13,902,951.60 × 9,268,634.40
  4. Step 4: Simplify right side
    9,268,634.40x = 128,861,375,461,295.05
  5. Step 5: Solve for x
    x = 128,861,375,461,295.05/9,268,634.40
  6. Step 6: Final answer
    x = 13,902,951.60

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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.