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Finding the Third Proportional to 335,203.88 and 478,842.75

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Solution

The third proportional to 335,203.88 and 478,842.75 is: 684,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,203.88 : 478,842.75 = 478,842.75 : x
  2. Step 2: Convert to fraction form
    335,203.88/478,842.75 = 478,842.75/x
  3. Step 3: Cross multiply
    335,203.88x = 478,842.75 × 478,842.75
  4. Step 4: Simplify right side
    335,203.88x = 229,290,379,227.56
  5. Step 5: Solve for x
    x = 229,290,379,227.56/335,203.88
  6. Step 6: Final answer
    x = 684,032.60

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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.