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Finding the Third Proportional to 133,080 and 194,428

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Solution

The third proportional to 133,080 and 194,428 is: 284,056.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,080 : 194,428 = 194,428 : x
  2. Step 2: Convert to fraction form
    133,080/194,428 = 194,428/x
  3. Step 3: Cross multiply
    133,080x = 194,428 × 194,428
  4. Step 4: Simplify right side
    133,080x = 37,802,247,184
  5. Step 5: Solve for x
    x = 37,802,247,184/133,080
  6. Step 6: Final answer
    x = 284,056.56

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.