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Finding the Third Proportional to 56,825,640 and 122,731,200

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Solution

The third proportional to 56,825,640 and 122,731,200 is: 265,073,080.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,825,640 : 122,731,200 = 122,731,200 : x
  2. Step 2: Convert to fraction form
    56,825,640/122,731,200 = 122,731,200/x
  3. Step 3: Cross multiply
    56,825,640x = 122,731,200 × 122,731,200
  4. Step 4: Simplify right side
    56,825,640x = 15,062,947,453,440,000
  5. Step 5: Solve for x
    x = 15,062,947,453,440,000/56,825,640
  6. Step 6: Final answer
    x = 265,073,080.63

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.