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Finding the Third Proportional to 69,475,774 and 102,192,810

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Solution

The third proportional to 69,475,774 and 102,192,810 is: 150,316,719.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,475,774 : 102,192,810 = 102,192,810 : x
  2. Step 2: Convert to fraction form
    69,475,774/102,192,810 = 102,192,810/x
  3. Step 3: Cross multiply
    69,475,774x = 102,192,810 × 102,192,810
  4. Step 4: Simplify right side
    69,475,774x = 10,443,370,415,696,100
  5. Step 5: Solve for x
    x = 10,443,370,415,696,100/69,475,774
  6. Step 6: Final answer
    x = 150,316,719.26

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.