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Finding the Third Proportional to 340,861 and 734,047

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Solution

The third proportional to 340,861 and 734,047 is: 1,580,776.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,861 : 734,047 = 734,047 : x
  2. Step 2: Convert to fraction form
    340,861/734,047 = 734,047/x
  3. Step 3: Cross multiply
    340,861x = 734,047 × 734,047
  4. Step 4: Simplify right side
    340,861x = 538,824,998,209
  5. Step 5: Solve for x
    x = 538,824,998,209/340,861
  6. Step 6: Final answer
    x = 1,580,776.32

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.