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Finding the Fourth Proportional to 174,964, 262,446 and 43,636

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Solution

The fourth proportional to 174,964, 262,446 and 43,636 is: 65,454

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,964 : 262,446 = 43,636 : x
  2. Step 2: Convert to fraction form
    174,964/262,446 = 43,636/x
  3. Step 3: Cross multiply
    174,964x = 262,446 × 43,636
  4. Step 4: Simplify right side
    174,964x = 11,452,093,656
  5. Step 5: Solve for x
    x = 11,452,093,656/174,964
  6. Step 6: Final answer
    x = 65,454

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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.