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Finding the Third Proportional to 143,524.50 and 310,014

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Solution

The third proportional to 143,524.50 and 310,014 is: 669,632.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,524.50 : 310,014 = 310,014 : x
  2. Step 2: Convert to fraction form
    143,524.50/310,014 = 310,014/x
  3. Step 3: Cross multiply
    143,524.50x = 310,014 × 310,014
  4. Step 4: Simplify right side
    143,524.50x = 96,108,680,196
  5. Step 5: Solve for x
    x = 96,108,680,196/143,524.50
  6. Step 6: Final answer
    x = 669,632.57

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.