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Finding the Third Proportional to 543,636 and 783,054

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Solution

The third proportional to 543,636 and 783,054 is: 1,127,912.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,636 : 783,054 = 783,054 : x
  2. Step 2: Convert to fraction form
    543,636/783,054 = 783,054/x
  3. Step 3: Cross multiply
    543,636x = 783,054 × 783,054
  4. Step 4: Simplify right side
    543,636x = 613,173,566,916
  5. Step 5: Solve for x
    x = 613,173,566,916/543,636
  6. Step 6: Final answer
    x = 1,127,912.00

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These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.