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Finding the Third Proportional to 21,192,273.75 and 45,772,440

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Solution

The third proportional to 21,192,273.75 and 45,772,440 is: 98,862,268.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,192,273.75 : 45,772,440 = 45,772,440 : x
  2. Step 2: Convert to fraction form
    21,192,273.75/45,772,440 = 45,772,440/x
  3. Step 3: Cross multiply
    21,192,273.75x = 45,772,440 × 45,772,440
  4. Step 4: Simplify right side
    21,192,273.75x = 2,095,116,263,553,600
  5. Step 5: Solve for x
    x = 2,095,116,263,553,600/21,192,273.75
  6. Step 6: Final answer
    x = 98,862,268.78

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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.