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Finding the Third Proportional to 556,993.50 and 836,715

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Solution

The third proportional to 556,993.50 and 836,715 is: 1,256,912.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,993.50 : 836,715 = 836,715 : x
  2. Step 2: Convert to fraction form
    556,993.50/836,715 = 836,715/x
  3. Step 3: Cross multiply
    556,993.50x = 836,715 × 836,715
  4. Step 4: Simplify right side
    556,993.50x = 700,091,991,225
  5. Step 5: Solve for x
    x = 700,091,991,225/556,993.50
  6. Step 6: Final answer
    x = 1,256,912.32

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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.