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Finding the Third Proportional to 236,037 and 518,730

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Solution

The third proportional to 236,037 and 518,730 is: 1,139,994.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,037 : 518,730 = 518,730 : x
  2. Step 2: Convert to fraction form
    236,037/518,730 = 518,730/x
  3. Step 3: Cross multiply
    236,037x = 518,730 × 518,730
  4. Step 4: Simplify right side
    236,037x = 269,080,812,900
  5. Step 5: Solve for x
    x = 269,080,812,900/236,037
  6. Step 6: Final answer
    x = 1,139,994.21

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.