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Finding the Third Proportional to 174,365 and 269,435

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Solution

The third proportional to 174,365 and 269,435 is: 416,340.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,365 : 269,435 = 269,435 : x
  2. Step 2: Convert to fraction form
    174,365/269,435 = 269,435/x
  3. Step 3: Cross multiply
    174,365x = 269,435 × 269,435
  4. Step 4: Simplify right side
    174,365x = 72,595,219,225
  5. Step 5: Solve for x
    x = 72,595,219,225/174,365
  6. Step 6: Final answer
    x = 416,340.55

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.