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Finding the Third Proportional to 74,614,820 and 160,567,047

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Solution

The third proportional to 74,614,820 and 160,567,047 is: 345,531,579.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,614,820 : 160,567,047 = 160,567,047 : x
  2. Step 2: Convert to fraction form
    74,614,820/160,567,047 = 160,567,047/x
  3. Step 3: Cross multiply
    74,614,820x = 160,567,047 × 160,567,047
  4. Step 4: Simplify right side
    74,614,820x = 25,781,776,582,300,208
  5. Step 5: Solve for x
    x = 25,781,776,582,300,208/74,614,820
  6. Step 6: Final answer
    x = 345,531,579.15

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.