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Finding the Fourth Proportional to 499,416,812.60, 700,331,450.20 and 499,416,812.60

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Solution

The fourth proportional to 499,416,812.60, 700,331,450.20 and 499,416,812.60 is: 700,331,450.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,416,812.60 : 700,331,450.20 = 499,416,812.60 : x
  2. Step 2: Convert to fraction form
    499,416,812.60/700,331,450.20 = 499,416,812.60/x
  3. Step 3: Cross multiply
    499,416,812.60x = 700,331,450.20 × 499,416,812.60
  4. Step 4: Simplify right side
    499,416,812.60x = 349,757,300,622,419,648
  5. Step 5: Solve for x
    x = 349,757,300,622,419,648/499,416,812.60
  6. Step 6: Final answer
    x = 700,331,450.20

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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.