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Finding the Fourth Proportional to 371,170.53, 556,755.57 and 134,512.83

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Solution

The fourth proportional to 371,170.53, 556,755.57 and 134,512.83 is: 201,769.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,170.53 : 556,755.57 = 134,512.83 : x
  2. Step 2: Convert to fraction form
    371,170.53/556,755.57 = 134,512.83/x
  3. Step 3: Cross multiply
    371,170.53x = 556,755.57 × 134,512.83
  4. Step 4: Simplify right side
    371,170.53x = 74,890,767,338.96
  5. Step 5: Solve for x
    x = 74,890,767,338.96/371,170.53
  6. Step 6: Final answer
    x = 201,769.16

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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.