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Finding the Third Proportional to 174,229 and 380,169

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Solution

The third proportional to 174,229 and 380,169 is: 829,531.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,229 : 380,169 = 380,169 : x
  2. Step 2: Convert to fraction form
    174,229/380,169 = 380,169/x
  3. Step 3: Cross multiply
    174,229x = 380,169 × 380,169
  4. Step 4: Simplify right side
    174,229x = 144,528,468,561
  5. Step 5: Solve for x
    x = 144,528,468,561/174,229
  6. Step 6: Final answer
    x = 829,531.64

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.