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Finding the Fourth Proportional to 7,244,401.60, 10,842,982.80 and 7,244,401.60

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Solution

The fourth proportional to 7,244,401.60, 10,842,982.80 and 7,244,401.60 is: 10,842,982.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,401.60 : 10,842,982.80 = 7,244,401.60 : x
  2. Step 2: Convert to fraction form
    7,244,401.60/10,842,982.80 = 7,244,401.60/x
  3. Step 3: Cross multiply
    7,244,401.60x = 10,842,982.80 × 7,244,401.60
  4. Step 4: Simplify right side
    7,244,401.60x = 78,550,921,945,092.48
  5. Step 5: Solve for x
    x = 78,550,921,945,092.48/7,244,401.60
  6. Step 6: Final answer
    x = 10,842,982.80

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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.