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Finding the Third Proportional to 343,368 and 531,234

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Solution

The third proportional to 343,368 and 531,234 is: 821,886.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,368 : 531,234 = 531,234 : x
  2. Step 2: Convert to fraction form
    343,368/531,234 = 531,234/x
  3. Step 3: Cross multiply
    343,368x = 531,234 × 531,234
  4. Step 4: Simplify right side
    343,368x = 282,209,562,756
  5. Step 5: Solve for x
    x = 282,209,562,756/343,368
  6. Step 6: Final answer
    x = 821,886.61

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