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Finding the Third Proportional to 71,672,980 and 110,677,887

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Solution

The third proportional to 71,672,980 and 110,677,887 is: 170,909,520.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,672,980 : 110,677,887 = 110,677,887 : x
  2. Step 2: Convert to fraction form
    71,672,980/110,677,887 = 110,677,887/x
  3. Step 3: Cross multiply
    71,672,980x = 110,677,887 × 110,677,887
  4. Step 4: Simplify right side
    71,672,980x = 12,249,594,670,784,768
  5. Step 5: Solve for x
    x = 12,249,594,670,784,768/71,672,980
  6. Step 6: Final answer
    x = 170,909,520.87

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.