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Finding the Third Proportional to 166,111.50 and 249,115.75

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Solution

The third proportional to 166,111.50 and 249,115.75 is: 373,596.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,111.50 : 249,115.75 = 249,115.75 : x
  2. Step 2: Convert to fraction form
    166,111.50/249,115.75 = 249,115.75/x
  3. Step 3: Cross multiply
    166,111.50x = 249,115.75 × 249,115.75
  4. Step 4: Simplify right side
    166,111.50x = 62,058,656,898.06
  5. Step 5: Solve for x
    x = 62,058,656,898.06/166,111.50
  6. Step 6: Final answer
    x = 373,596.39

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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.