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Finding the Third Proportional to 116,972,913.38 and 253,451,284.88

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Solution

The third proportional to 116,972,913.38 and 253,451,284.88 is: 549,166,058.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,972,913.38 : 253,451,284.88 = 253,451,284.88 : x
  2. Step 2: Convert to fraction form
    116,972,913.38/253,451,284.88 = 253,451,284.88/x
  3. Step 3: Cross multiply
    116,972,913.38x = 253,451,284.88 × 253,451,284.88
  4. Step 4: Simplify right side
    116,972,913.38x = 64,237,553,804,788,400
  5. Step 5: Solve for x
    x = 64,237,553,804,788,400/116,972,913.38
  6. Step 6: Final answer
    x = 549,166,058.63

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.