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Finding the Third Proportional to 37,905,803 and 54,168,272

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Solution

The third proportional to 37,905,803 and 54,168,272 is: 77,407,717.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,905,803 : 54,168,272 = 54,168,272 : x
  2. Step 2: Convert to fraction form
    37,905,803/54,168,272 = 54,168,272/x
  3. Step 3: Cross multiply
    37,905,803x = 54,168,272 × 54,168,272
  4. Step 4: Simplify right side
    37,905,803x = 2,934,201,691,465,984
  5. Step 5: Solve for x
    x = 2,934,201,691,465,984/37,905,803
  6. Step 6: Final answer
    x = 77,407,717.53

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.