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Finding the Fourth Proportional to 301,511.48, 452,267.21 and 123,959.48

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Solution

The fourth proportional to 301,511.48, 452,267.21 and 123,959.48 is: 185,939.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,511.48 : 452,267.21 = 123,959.48 : x
  2. Step 2: Convert to fraction form
    301,511.48/452,267.21 = 123,959.48/x
  3. Step 3: Cross multiply
    301,511.48x = 452,267.21 × 123,959.48
  4. Step 4: Simplify right side
    301,511.48x = 56,062,806,221.21
  5. Step 5: Solve for x
    x = 56,062,806,221.21/301,511.48
  6. Step 6: Final answer
    x = 185,939.21

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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.