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Finding the Fourth Proportional to 302,403.56, 453,351.11 and 202,258.10

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Solution

The fourth proportional to 302,403.56, 453,351.11 and 202,258.10 is: 303,217.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,403.56 : 453,351.11 = 202,258.10 : x
  2. Step 2: Convert to fraction form
    302,403.56/453,351.11 = 202,258.10/x
  3. Step 3: Cross multiply
    302,403.56x = 453,351.11 × 202,258.10
  4. Step 4: Simplify right side
    302,403.56x = 91,693,933,910.48
  5. Step 5: Solve for x
    x = 91,693,933,910.48/302,403.56
  6. Step 6: Final answer
    x = 303,217.11

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