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Finding the Third Proportional to 46,670 and 70,245

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Solution

The third proportional to 46,670 and 70,245 is: 105,728.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,670 : 70,245 = 70,245 : x
  2. Step 2: Convert to fraction form
    46,670/70,245 = 70,245/x
  3. Step 3: Cross multiply
    46,670x = 70,245 × 70,245
  4. Step 4: Simplify right side
    46,670x = 4,934,360,025
  5. Step 5: Solve for x
    x = 4,934,360,025/46,670
  6. Step 6: Final answer
    x = 105,728.73

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.