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Finding the Third Proportional to 188,583,418 and 281,713,737

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Solution

The third proportional to 188,583,418 and 281,713,737 is: 420,835,672.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,583,418 : 281,713,737 = 281,713,737 : x
  2. Step 2: Convert to fraction form
    188,583,418/281,713,737 = 281,713,737/x
  3. Step 3: Cross multiply
    188,583,418x = 281,713,737 × 281,713,737
  4. Step 4: Simplify right side
    188,583,418x = 79,362,629,614,505,168
  5. Step 5: Solve for x
    x = 79,362,629,614,505,168/188,583,418
  6. Step 6: Final answer
    x = 420,835,672.91

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.