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Finding the Third Proportional to 177,328 and 266,030

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Solution

The third proportional to 177,328 and 266,030 is: 399,102.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,328 : 266,030 = 266,030 : x
  2. Step 2: Convert to fraction form
    177,328/266,030 = 266,030/x
  3. Step 3: Cross multiply
    177,328x = 266,030 × 266,030
  4. Step 4: Simplify right side
    177,328x = 70,771,960,900
  5. Step 5: Solve for x
    x = 70,771,960,900/177,328
  6. Step 6: Final answer
    x = 399,102.01

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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.