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Finding the Third Proportional to 73,028 and 117,574

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Solution

The third proportional to 73,028 and 117,574 is: 189,292.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,028 : 117,574 = 117,574 : x
  2. Step 2: Convert to fraction form
    73,028/117,574 = 117,574/x
  3. Step 3: Cross multiply
    73,028x = 117,574 × 117,574
  4. Step 4: Simplify right side
    73,028x = 13,823,645,476
  5. Step 5: Solve for x
    x = 13,823,645,476/73,028
  6. Step 6: Final answer
    x = 189,292.40

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.