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Finding the Third Proportional to 624,087.28 and 936,145.69

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Solution

The third proportional to 624,087.28 and 936,145.69 is: 1,404,240.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,087.28 : 936,145.69 = 936,145.69 : x
  2. Step 2: Convert to fraction form
    624,087.28/936,145.69 = 936,145.69/x
  3. Step 3: Cross multiply
    624,087.28x = 936,145.69 × 936,145.69
  4. Step 4: Simplify right side
    624,087.28x = 876,368,748,224.85
  5. Step 5: Solve for x
    x = 876,368,748,224.85/624,087.28
  6. Step 6: Final answer
    x = 1,404,240.68

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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.