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Finding the Third Proportional to 161,506.50 and 226,320

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Solution

The third proportional to 161,506.50 and 226,320 is: 317,143.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,506.50 : 226,320 = 226,320 : x
  2. Step 2: Convert to fraction form
    161,506.50/226,320 = 226,320/x
  3. Step 3: Cross multiply
    161,506.50x = 226,320 × 226,320
  4. Step 4: Simplify right side
    161,506.50x = 51,220,742,400
  5. Step 5: Solve for x
    x = 51,220,742,400/161,506.50
  6. Step 6: Final answer
    x = 317,143.54

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.