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Finding the Third Proportional to 168,222 and 249,903

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Solution

The third proportional to 168,222 and 249,903 is: 371,244.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,222 : 249,903 = 249,903 : x
  2. Step 2: Convert to fraction form
    168,222/249,903 = 249,903/x
  3. Step 3: Cross multiply
    168,222x = 249,903 × 249,903
  4. Step 4: Simplify right side
    168,222x = 62,451,509,409
  5. Step 5: Solve for x
    x = 62,451,509,409/168,222
  6. Step 6: Final answer
    x = 371,244.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.