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Finding the Third Proportional to 179,970 and 416,642

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Solution

The third proportional to 179,970 and 416,642 is: 964,552.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,970 : 416,642 = 416,642 : x
  2. Step 2: Convert to fraction form
    179,970/416,642 = 416,642/x
  3. Step 3: Cross multiply
    179,970x = 416,642 × 416,642
  4. Step 4: Simplify right side
    179,970x = 173,590,556,164
  5. Step 5: Solve for x
    x = 173,590,556,164/179,970
  6. Step 6: Final answer
    x = 964,552.74

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.