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Finding the Third Proportional to 166,284 and 249,170

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Solution

The third proportional to 166,284 and 249,170 is: 373,371.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,284 : 249,170 = 249,170 : x
  2. Step 2: Convert to fraction form
    166,284/249,170 = 249,170/x
  3. Step 3: Cross multiply
    166,284x = 249,170 × 249,170
  4. Step 4: Simplify right side
    166,284x = 62,085,688,900
  5. Step 5: Solve for x
    x = 62,085,688,900/166,284
  6. Step 6: Final answer
    x = 373,371.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.