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Finding the Fourth Proportional to 343,305, 473,790.06 and 192,431.16

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Solution

The fourth proportional to 343,305, 473,790.06 and 192,431.16 is: 265,571.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,305 : 473,790.06 = 192,431.16 : x
  2. Step 2: Convert to fraction form
    343,305/473,790.06 = 192,431.16/x
  3. Step 3: Cross multiply
    343,305x = 473,790.06 × 192,431.16
  4. Step 4: Simplify right side
    343,305x = 91,171,970,842.27
  5. Step 5: Solve for x
    x = 91,171,970,842.27/343,305
  6. Step 6: Final answer
    x = 265,571.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.