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Finding the Fourth Proportional to 301,036.50, 451,238.64 and 101,287.54

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Solution

The fourth proportional to 301,036.50, 451,238.64 and 101,287.54 is: 151,824.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,036.50 : 451,238.64 = 101,287.54 : x
  2. Step 2: Convert to fraction form
    301,036.50/451,238.64 = 101,287.54/x
  3. Step 3: Cross multiply
    301,036.50x = 451,238.64 × 101,287.54
  4. Step 4: Simplify right side
    301,036.50x = 45,704,851,798.55
  5. Step 5: Solve for x
    x = 45,704,851,798.55/301,036.50
  6. Step 6: Final answer
    x = 151,824.95

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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.