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Finding the Third Proportional to 72,974,844 and 98,292,143.25

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Solution

The third proportional to 72,974,844 and 98,292,143.25 is: 132,392,820.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,974,844 : 98,292,143.25 = 98,292,143.25 : x
  2. Step 2: Convert to fraction form
    72,974,844/98,292,143.25 = 98,292,143.25/x
  3. Step 3: Cross multiply
    72,974,844x = 98,292,143.25 × 98,292,143.25
  4. Step 4: Simplify right side
    72,974,844x = 9,661,345,424,678,520
  5. Step 5: Solve for x
    x = 9,661,345,424,678,520/72,974,844
  6. Step 6: Final answer
    x = 132,392,820.53

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.