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Finding the Third Proportional to 57,570,356 and 82,326,288

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Solution

The third proportional to 57,570,356 and 82,326,288 is: 117,727,562.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,570,356 : 82,326,288 = 82,326,288 : x
  2. Step 2: Convert to fraction form
    57,570,356/82,326,288 = 82,326,288/x
  3. Step 3: Cross multiply
    57,570,356x = 82,326,288 × 82,326,288
  4. Step 4: Simplify right side
    57,570,356x = 6,777,617,695,858,944
  5. Step 5: Solve for x
    x = 6,777,617,695,858,944/57,570,356
  6. Step 6: Final answer
    x = 117,727,562.70

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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.