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Finding the Third Proportional to 108,828.13 and 228,672.25

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Solution

The third proportional to 108,828.13 and 228,672.25 is: 480,491.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,828.13 : 228,672.25 = 228,672.25 : x
  2. Step 2: Convert to fraction form
    108,828.13/228,672.25 = 228,672.25/x
  3. Step 3: Cross multiply
    108,828.13x = 228,672.25 × 228,672.25
  4. Step 4: Simplify right side
    108,828.13x = 52,290,997,920.06
  5. Step 5: Solve for x
    x = 52,290,997,920.06/108,828.13
  6. Step 6: Final answer
    x = 480,491.58

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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.