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Finding the Fourth Proportional to 540,380.21, 745,730.22 and 295,371.97

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Solution

The fourth proportional to 540,380.21, 745,730.22 and 295,371.97 is: 407,616.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,380.21 : 745,730.22 = 295,371.97 : x
  2. Step 2: Convert to fraction form
    540,380.21/745,730.22 = 295,371.97/x
  3. Step 3: Cross multiply
    540,380.21x = 745,730.22 × 295,371.97
  4. Step 4: Simplify right side
    540,380.21x = 220,267,802,305.61
  5. Step 5: Solve for x
    x = 220,267,802,305.61/540,380.21
  6. Step 6: Final answer
    x = 407,616.34

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