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Finding the Third Proportional to 215,661.31 and 453,632.35

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Solution

The third proportional to 215,661.31 and 453,632.35 is: 954,192.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,661.31 : 453,632.35 = 453,632.35 : x
  2. Step 2: Convert to fraction form
    215,661.31/453,632.35 = 453,632.35/x
  3. Step 3: Cross multiply
    215,661.31x = 453,632.35 × 453,632.35
  4. Step 4: Simplify right side
    215,661.31x = 205,782,311,270.12
  5. Step 5: Solve for x
    x = 205,782,311,270.12/215,661.31
  6. Step 6: Final answer
    x = 954,192.05

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.