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Finding the Third Proportional to 57,455,873.02 and 80,621,995.15

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Solution

The third proportional to 57,455,873.02 and 80,621,995.15 is: 113,128,663.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,455,873.02 : 80,621,995.15 = 80,621,995.15 : x
  2. Step 2: Convert to fraction form
    57,455,873.02/80,621,995.15 = 80,621,995.15/x
  3. Step 3: Cross multiply
    57,455,873.02x = 80,621,995.15 × 80,621,995.15
  4. Step 4: Simplify right side
    57,455,873.02x = 6,499,906,101,714,437
  5. Step 5: Solve for x
    x = 6,499,906,101,714,437/57,455,873.02
  6. Step 6: Final answer
    x = 113,128,663.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.