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Finding the Third Proportional to 166,026 and 249,209

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Solution

The third proportional to 166,026 and 249,209 is: 374,068.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,026 : 249,209 = 249,209 : x
  2. Step 2: Convert to fraction form
    166,026/249,209 = 249,209/x
  3. Step 3: Cross multiply
    166,026x = 249,209 × 249,209
  4. Step 4: Simplify right side
    166,026x = 62,105,125,681
  5. Step 5: Solve for x
    x = 62,105,125,681/166,026
  6. Step 6: Final answer
    x = 374,068.67

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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.