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Finding the Fourth Proportional to 567,072,807.60, 850,609,211.40 and 482,420,161.20

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Solution

The fourth proportional to 567,072,807.60, 850,609,211.40 and 482,420,161.20 is: 723,630,241.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,072,807.60 : 850,609,211.40 = 482,420,161.20 : x
  2. Step 2: Convert to fraction form
    567,072,807.60/850,609,211.40 = 482,420,161.20/x
  3. Step 3: Cross multiply
    567,072,807.60x = 850,609,211.40 × 482,420,161.20
  4. Step 4: Simplify right side
    567,072,807.60x = 410,351,032,881,792,832
  5. Step 5: Solve for x
    x = 410,351,032,881,792,832/567,072,807.60
  6. Step 6: Final answer
    x = 723,630,241.80

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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.