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Finding the Third Proportional to 267,607.13 and 380,497.50

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Solution

The third proportional to 267,607.13 and 380,497.50 is: 541,010.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,607.13 : 380,497.50 = 380,497.50 : x
  2. Step 2: Convert to fraction form
    267,607.13/380,497.50 = 380,497.50/x
  3. Step 3: Cross multiply
    267,607.13x = 380,497.50 × 380,497.50
  4. Step 4: Simplify right side
    267,607.13x = 144,778,347,506.25
  5. Step 5: Solve for x
    x = 144,778,347,506.25/267,607.13
  6. Step 6: Final answer
    x = 541,010.81

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.