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Finding the Third Proportional to 74,651.63 and 115,601.63

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Solution

The third proportional to 74,651.63 and 115,601.63 is: 179,014.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,651.63 : 115,601.63 = 115,601.63 : x
  2. Step 2: Convert to fraction form
    74,651.63/115,601.63 = 115,601.63/x
  3. Step 3: Cross multiply
    74,651.63x = 115,601.63 × 115,601.63
  4. Step 4: Simplify right side
    74,651.63x = 13,363,735,702.64
  5. Step 5: Solve for x
    x = 13,363,735,702.64/74,651.63
  6. Step 6: Final answer
    x = 179,014.67

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.