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Finding the Third Proportional to 71,963,755 and 105,246,700

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Solution

The third proportional to 71,963,755 and 105,246,700 is: 153,922,872.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,963,755 : 105,246,700 = 105,246,700 : x
  2. Step 2: Convert to fraction form
    71,963,755/105,246,700 = 105,246,700/x
  3. Step 3: Cross multiply
    71,963,755x = 105,246,700 × 105,246,700
  4. Step 4: Simplify right side
    71,963,755x = 11,076,867,860,890,000
  5. Step 5: Solve for x
    x = 11,076,867,860,890,000/71,963,755
  6. Step 6: Final answer
    x = 153,922,872.16

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.