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Finding the Third Proportional to 45,009 and 98,658

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Solution

The third proportional to 45,009 and 98,658 is: 216,254.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,009 : 98,658 = 98,658 : x
  2. Step 2: Convert to fraction form
    45,009/98,658 = 98,658/x
  3. Step 3: Cross multiply
    45,009x = 98,658 × 98,658
  4. Step 4: Simplify right side
    45,009x = 9,733,400,964
  5. Step 5: Solve for x
    x = 9,733,400,964/45,009
  6. Step 6: Final answer
    x = 216,254.55

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.