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Finding the Fourth Proportional to 341,441.80, 512,114.10 and 116,812.60

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Solution

The fourth proportional to 341,441.80, 512,114.10 and 116,812.60 is: 175,202.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,441.80 : 512,114.10 = 116,812.60 : x
  2. Step 2: Convert to fraction form
    341,441.80/512,114.10 = 116,812.60/x
  3. Step 3: Cross multiply
    341,441.80x = 512,114.10 × 116,812.60
  4. Step 4: Simplify right side
    341,441.80x = 59,821,379,517.66
  5. Step 5: Solve for x
    x = 59,821,379,517.66/341,441.80
  6. Step 6: Final answer
    x = 175,202.27

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1.5x scale

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.