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Finding the Fourth Proportional to 450,806.84, 622,114.49 and 246,871.11

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Solution

The fourth proportional to 450,806.84, 622,114.49 and 246,871.11 is: 340,682.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,806.84 : 622,114.49 = 246,871.11 : x
  2. Step 2: Convert to fraction form
    450,806.84/622,114.49 = 246,871.11/x
  3. Step 3: Cross multiply
    450,806.84x = 622,114.49 × 246,871.11
  4. Step 4: Simplify right side
    450,806.84x = 153,582,093,459.03
  5. Step 5: Solve for x
    x = 153,582,093,459.03/450,806.84
  6. Step 6: Final answer
    x = 340,682.71

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Why These Related Problems?

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