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Finding the Third Proportional to 862,063 and 1,873,345

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Solution

The third proportional to 862,063 and 1,873,345 is: 4,070,957.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,063 : 1,873,345 = 1,873,345 : x
  2. Step 2: Convert to fraction form
    862,063/1,873,345 = 1,873,345/x
  3. Step 3: Cross multiply
    862,063x = 1,873,345 × 1,873,345
  4. Step 4: Simplify right side
    862,063x = 3,509,421,489,025
  5. Step 5: Solve for x
    x = 3,509,421,489,025/862,063
  6. Step 6: Final answer
    x = 4,070,957.10

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.