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Finding the Third Proportional to 141,390.50 and 303,020.25

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Solution

The third proportional to 141,390.50 and 303,020.25 is: 649,416.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,390.50 : 303,020.25 = 303,020.25 : x
  2. Step 2: Convert to fraction form
    141,390.50/303,020.25 = 303,020.25/x
  3. Step 3: Cross multiply
    141,390.50x = 303,020.25 × 303,020.25
  4. Step 4: Simplify right side
    141,390.50x = 91,821,271,910.06
  5. Step 5: Solve for x
    x = 91,821,271,910.06/141,390.50
  6. Step 6: Final answer
    x = 649,416.13

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.