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Finding the Third Proportional to 210,957.75 and 454,900.22

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Solution

The third proportional to 210,957.75 and 454,900.22 is: 980,927.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,957.75 : 454,900.22 = 454,900.22 : x
  2. Step 2: Convert to fraction form
    210,957.75/454,900.22 = 454,900.22/x
  3. Step 3: Cross multiply
    210,957.75x = 454,900.22 × 454,900.22
  4. Step 4: Simplify right side
    210,957.75x = 206,934,209,018.80
  5. Step 5: Solve for x
    x = 206,934,209,018.80/210,957.75
  6. Step 6: Final answer
    x = 980,927.27

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.