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Finding the Third Proportional to 118,410 and 180,045

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Solution

The third proportional to 118,410 and 180,045 is: 273,762.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,410 : 180,045 = 180,045 : x
  2. Step 2: Convert to fraction form
    118,410/180,045 = 180,045/x
  3. Step 3: Cross multiply
    118,410x = 180,045 × 180,045
  4. Step 4: Simplify right side
    118,410x = 32,416,202,025
  5. Step 5: Solve for x
    x = 32,416,202,025/118,410
  6. Step 6: Final answer
    x = 273,762.37

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.