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Finding the Third Proportional to 144,316 and 226,446

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Solution

The third proportional to 144,316 and 226,446 is: 355,316.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,316 : 226,446 = 226,446 : x
  2. Step 2: Convert to fraction form
    144,316/226,446 = 226,446/x
  3. Step 3: Cross multiply
    144,316x = 226,446 × 226,446
  4. Step 4: Simplify right side
    144,316x = 51,277,790,916
  5. Step 5: Solve for x
    x = 51,277,790,916/144,316
  6. Step 6: Final answer
    x = 355,316.05

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.