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Finding the Third Proportional to 624,210.75 and 936,318.38

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Solution

The third proportional to 624,210.75 and 936,318.38 is: 1,404,480.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,210.75 : 936,318.38 = 936,318.38 : x
  2. Step 2: Convert to fraction form
    624,210.75/936,318.38 = 936,318.38/x
  3. Step 3: Cross multiply
    624,210.75x = 936,318.38 × 936,318.38
  4. Step 4: Simplify right side
    624,210.75x = 876,692,099,362.64
  5. Step 5: Solve for x
    x = 876,692,099,362.64/624,210.75
  6. Step 6: Final answer
    x = 1,404,480.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.