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Finding the Third Proportional to 131,632.50 and 310,425

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Solution

The third proportional to 131,632.50 and 310,425 is: 732,066.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,632.50 : 310,425 = 310,425 : x
  2. Step 2: Convert to fraction form
    131,632.50/310,425 = 310,425/x
  3. Step 3: Cross multiply
    131,632.50x = 310,425 × 310,425
  4. Step 4: Simplify right side
    131,632.50x = 96,363,680,625
  5. Step 5: Solve for x
    x = 96,363,680,625/131,632.50
  6. Step 6: Final answer
    x = 732,066.02

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.