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Finding the Fourth Proportional to 271,282.89, 374,374.89 and 150,429.27

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Solution

The fourth proportional to 271,282.89, 374,374.89 and 150,429.27 is: 207,594.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,282.89 : 374,374.89 = 150,429.27 : x
  2. Step 2: Convert to fraction form
    271,282.89/374,374.89 = 150,429.27/x
  3. Step 3: Cross multiply
    271,282.89x = 374,374.89 × 150,429.27
  4. Step 4: Simplify right side
    271,282.89x = 56,316,941,409.03
  5. Step 5: Solve for x
    x = 56,316,941,409.03/271,282.89
  6. Step 6: Final answer
    x = 207,594.89

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Why These Related Problems?

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