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Finding the Third Proportional to 143,047,615.50 and 308,963,592

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Solution

The third proportional to 143,047,615.50 and 308,963,592 is: 667,319,765.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,047,615.50 : 308,963,592 = 308,963,592 : x
  2. Step 2: Convert to fraction form
    143,047,615.50/308,963,592 = 308,963,592/x
  3. Step 3: Cross multiply
    143,047,615.50x = 308,963,592 × 308,963,592
  4. Step 4: Simplify right side
    143,047,615.50x = 95,458,501,181,542,464
  5. Step 5: Solve for x
    x = 95,458,501,181,542,464/143,047,615.50
  6. Step 6: Final answer
    x = 667,319,765.16

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.