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Finding the Fourth Proportional to 271,376.69, 374,254.70 and 169,411.57

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Solution

The fourth proportional to 271,376.69, 374,254.70 and 169,411.57 is: 233,634.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,376.69 : 374,254.70 = 169,411.57 : x
  2. Step 2: Convert to fraction form
    271,376.69/374,254.70 = 169,411.57/x
  3. Step 3: Cross multiply
    271,376.69x = 374,254.70 × 169,411.57
  4. Step 4: Simplify right side
    271,376.69x = 63,403,074,524.18
  5. Step 5: Solve for x
    x = 63,403,074,524.18/271,376.69
  6. Step 6: Final answer
    x = 233,634.93

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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.