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Finding the Third Proportional to 340,098.75 and 741,438

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Solution

The third proportional to 340,098.75 and 741,438 is: 1,616,384.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,098.75 : 741,438 = 741,438 : x
  2. Step 2: Convert to fraction form
    340,098.75/741,438 = 741,438/x
  3. Step 3: Cross multiply
    340,098.75x = 741,438 × 741,438
  4. Step 4: Simplify right side
    340,098.75x = 549,730,307,844
  5. Step 5: Solve for x
    x = 549,730,307,844/340,098.75
  6. Step 6: Final answer
    x = 1,616,384.38

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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.