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Finding the Third Proportional to 73,104 and 159,428

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Solution

The third proportional to 73,104 and 159,428 is: 347,686.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,104 : 159,428 = 159,428 : x
  2. Step 2: Convert to fraction form
    73,104/159,428 = 159,428/x
  3. Step 3: Cross multiply
    73,104x = 159,428 × 159,428
  4. Step 4: Simplify right side
    73,104x = 25,417,287,184
  5. Step 5: Solve for x
    x = 25,417,287,184/73,104
  6. Step 6: Final answer
    x = 347,686.68

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.