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Finding the Third Proportional to 45,319.88 and 63,707.06

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Solution

The third proportional to 45,319.88 and 63,707.06 is: 89,554.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,319.88 : 63,707.06 = 63,707.06 : x
  2. Step 2: Convert to fraction form
    45,319.88/63,707.06 = 63,707.06/x
  3. Step 3: Cross multiply
    45,319.88x = 63,707.06 × 63,707.06
  4. Step 4: Simplify right side
    45,319.88x = 4,058,589,812.38
  5. Step 5: Solve for x
    x = 4,058,589,812.38/45,319.88
  6. Step 6: Final answer
    x = 89,554.30

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.