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Finding the Third Proportional to 174,450 and 375,630

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Solution

The third proportional to 174,450 and 375,630 is: 808,815.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,450 : 375,630 = 375,630 : x
  2. Step 2: Convert to fraction form
    174,450/375,630 = 375,630/x
  3. Step 3: Cross multiply
    174,450x = 375,630 × 375,630
  4. Step 4: Simplify right side
    174,450x = 141,097,896,900
  5. Step 5: Solve for x
    x = 141,097,896,900/174,450
  6. Step 6: Final answer
    x = 808,815.69

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.