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Finding the Third Proportional to 205,734 and 310,800

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Solution

The third proportional to 205,734 and 310,800 is: 469,522.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,734 : 310,800 = 310,800 : x
  2. Step 2: Convert to fraction form
    205,734/310,800 = 310,800/x
  3. Step 3: Cross multiply
    205,734x = 310,800 × 310,800
  4. Step 4: Simplify right side
    205,734x = 96,596,640,000
  5. Step 5: Solve for x
    x = 96,596,640,000/205,734
  6. Step 6: Final answer
    x = 469,522.00

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.