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Finding the Fourth Proportional to 274,009.41, 377,919 and 175,902.21

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Solution

The fourth proportional to 274,009.41, 377,919 and 175,902.21 is: 242,607.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,009.41 : 377,919 = 175,902.21 : x
  2. Step 2: Convert to fraction form
    274,009.41/377,919 = 175,902.21/x
  3. Step 3: Cross multiply
    274,009.41x = 377,919 × 175,902.21
  4. Step 4: Simplify right side
    274,009.41x = 66,476,787,300.99
  5. Step 5: Solve for x
    x = 66,476,787,300.99/274,009.41
  6. Step 6: Final answer
    x = 242,607.68

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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.