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Finding the Third Proportional to 56,253,478.50 and 84,529,993.50

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Solution

The third proportional to 56,253,478.50 and 84,529,993.50 is: 127,020,052.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,253,478.50 : 84,529,993.50 = 84,529,993.50 : x
  2. Step 2: Convert to fraction form
    56,253,478.50/84,529,993.50 = 84,529,993.50/x
  3. Step 3: Cross multiply
    56,253,478.50x = 84,529,993.50 × 84,529,993.50
  4. Step 4: Simplify right side
    56,253,478.50x = 7,145,319,801,110,042
  5. Step 5: Solve for x
    x = 7,145,319,801,110,042/56,253,478.50
  6. Step 6: Final answer
    x = 127,020,052.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.