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Finding the Third Proportional to 174,670 and 377,230

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Solution

The third proportional to 174,670 and 377,230 is: 814,693.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,670 : 377,230 = 377,230 : x
  2. Step 2: Convert to fraction form
    174,670/377,230 = 377,230/x
  3. Step 3: Cross multiply
    174,670x = 377,230 × 377,230
  4. Step 4: Simplify right side
    174,670x = 142,302,472,900
  5. Step 5: Solve for x
    x = 142,302,472,900/174,670
  6. Step 6: Final answer
    x = 814,693.27

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.