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Finding the Third Proportional to 169,058 and 356,977.50

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Solution

The third proportional to 169,058 and 356,977.50 is: 753,782.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,058 : 356,977.50 = 356,977.50 : x
  2. Step 2: Convert to fraction form
    169,058/356,977.50 = 356,977.50/x
  3. Step 3: Cross multiply
    169,058x = 356,977.50 × 356,977.50
  4. Step 4: Simplify right side
    169,058x = 127,432,935,506.25
  5. Step 5: Solve for x
    x = 127,432,935,506.25/169,058
  6. Step 6: Final answer
    x = 753,782.34

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.