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Finding the Third Proportional to 57,570,288 and 82,326,192

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Solution

The third proportional to 57,570,288 and 82,326,192 is: 117,727,427.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,570,288 : 82,326,192 = 82,326,192 : x
  2. Step 2: Convert to fraction form
    57,570,288/82,326,192 = 82,326,192/x
  3. Step 3: Cross multiply
    57,570,288x = 82,326,192 × 82,326,192
  4. Step 4: Simplify right side
    57,570,288x = 6,777,601,889,220,864
  5. Step 5: Solve for x
    x = 6,777,601,889,220,864/57,570,288
  6. Step 6: Final answer
    x = 117,727,427.20

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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.