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Finding the Fourth Proportional to 483,028.22, 724,309.28 and 202,470.14

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Solution

The fourth proportional to 483,028.22, 724,309.28 and 202,470.14 is: 303,607.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,028.22 : 724,309.28 = 202,470.14 : x
  2. Step 2: Convert to fraction form
    483,028.22/724,309.28 = 202,470.14/x
  3. Step 3: Cross multiply
    483,028.22x = 724,309.28 × 202,470.14
  4. Step 4: Simplify right side
    483,028.22x = 146,651,001,324.90
  5. Step 5: Solve for x
    x = 146,651,001,324.90/483,028.22
  6. Step 6: Final answer
    x = 303,607.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.