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Finding the Fourth Proportional to 276,880.22, 415,333.52 and 134,555.93

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Solution

The fourth proportional to 276,880.22, 415,333.52 and 134,555.93 is: 201,840.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,880.22 : 415,333.52 = 134,555.93 : x
  2. Step 2: Convert to fraction form
    276,880.22/415,333.52 = 134,555.93/x
  3. Step 3: Cross multiply
    276,880.22x = 415,333.52 × 134,555.93
  4. Step 4: Simplify right side
    276,880.22x = 55,885,585,294.33
  5. Step 5: Solve for x
    x = 55,885,585,294.33/276,880.22
  6. Step 6: Final answer
    x = 201,840.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.