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Finding the Third Proportional to 358,940.50 and 783,082.50

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Solution

The third proportional to 358,940.50 and 783,082.50 is: 1,708,411.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,940.50 : 783,082.50 = 783,082.50 : x
  2. Step 2: Convert to fraction form
    358,940.50/783,082.50 = 783,082.50/x
  3. Step 3: Cross multiply
    358,940.50x = 783,082.50 × 783,082.50
  4. Step 4: Simplify right side
    358,940.50x = 613,218,201,806.25
  5. Step 5: Solve for x
    x = 613,218,201,806.25/358,940.50
  6. Step 6: Final answer
    x = 1,708,411.84

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.