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Finding the Fourth Proportional to 273,181.79, 376,989.31 and 152,324.53

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Solution

The fourth proportional to 273,181.79, 376,989.31 and 152,324.53 is: 210,206.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,181.79 : 376,989.31 = 152,324.53 : x
  2. Step 2: Convert to fraction form
    273,181.79/376,989.31 = 152,324.53/x
  3. Step 3: Cross multiply
    273,181.79x = 376,989.31 × 152,324.53
  4. Step 4: Simplify right side
    273,181.79x = 57,424,719,460.77
  5. Step 5: Solve for x
    x = 57,424,719,460.77/273,181.79
  6. Step 6: Final answer
    x = 210,206.98

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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.