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Finding the Third Proportional to 430,222.50 and 945,328.50

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Solution

The third proportional to 430,222.50 and 945,328.50 is: 2,077,171.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,222.50 : 945,328.50 = 945,328.50 : x
  2. Step 2: Convert to fraction form
    430,222.50/945,328.50 = 945,328.50/x
  3. Step 3: Cross multiply
    430,222.50x = 945,328.50 × 945,328.50
  4. Step 4: Simplify right side
    430,222.50x = 893,645,972,912.25
  5. Step 5: Solve for x
    x = 893,645,972,912.25/430,222.50
  6. Step 6: Final answer
    x = 2,077,171.63

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.