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Finding the Fourth Proportional to 335,563.60, 463,144.08 and 192,420.40

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Solution

The fourth proportional to 335,563.60, 463,144.08 and 192,420.40 is: 265,578.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,563.60 : 463,144.08 = 192,420.40 : x
  2. Step 2: Convert to fraction form
    335,563.60/463,144.08 = 192,420.40/x
  3. Step 3: Cross multiply
    335,563.60x = 463,144.08 × 192,420.40
  4. Step 4: Simplify right side
    335,563.60x = 89,118,369,131.23
  5. Step 5: Solve for x
    x = 89,118,369,131.23/335,563.60
  6. Step 6: Final answer
    x = 265,578.18

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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.