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Finding the Third Proportional to 111,277,810 and 239,009,684

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Solution

The third proportional to 111,277,810 and 239,009,684 is: 513,360,471.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,277,810 : 239,009,684 = 239,009,684 : x
  2. Step 2: Convert to fraction form
    111,277,810/239,009,684 = 239,009,684/x
  3. Step 3: Cross multiply
    111,277,810x = 239,009,684 × 239,009,684
  4. Step 4: Simplify right side
    111,277,810x = 57,125,629,045,779,856
  5. Step 5: Solve for x
    x = 57,125,629,045,779,856/111,277,810
  6. Step 6: Final answer
    x = 513,360,471.83

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.