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Finding the Third Proportional to 340,979.63 and 740,927.25

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Solution

The third proportional to 340,979.63 and 740,927.25 is: 1,609,988.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,979.63 : 740,927.25 = 740,927.25 : x
  2. Step 2: Convert to fraction form
    340,979.63/740,927.25 = 740,927.25/x
  3. Step 3: Cross multiply
    340,979.63x = 740,927.25 × 740,927.25
  4. Step 4: Simplify right side
    340,979.63x = 548,973,189,792.56
  5. Step 5: Solve for x
    x = 548,973,189,792.56/340,979.63
  6. Step 6: Final answer
    x = 1,609,988.25

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.