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Finding the Third Proportional to 219,302 and 455,842

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Solution

The third proportional to 219,302 and 455,842 is: 947,514.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,302 : 455,842 = 455,842 : x
  2. Step 2: Convert to fraction form
    219,302/455,842 = 455,842/x
  3. Step 3: Cross multiply
    219,302x = 455,842 × 455,842
  4. Step 4: Simplify right side
    219,302x = 207,791,928,964
  5. Step 5: Solve for x
    x = 207,791,928,964/219,302
  6. Step 6: Final answer
    x = 947,514.97

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.