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Finding the Fourth Proportional to 416,556.92, 624,737.90 and 117,066.12

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Solution

The fourth proportional to 416,556.92, 624,737.90 and 117,066.12 is: 175,571.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,556.92 : 624,737.90 = 117,066.12 : x
  2. Step 2: Convert to fraction form
    416,556.92/624,737.90 = 117,066.12/x
  3. Step 3: Cross multiply
    416,556.92x = 624,737.90 × 117,066.12
  4. Step 4: Simplify right side
    416,556.92x = 73,135,641,969.95
  5. Step 5: Solve for x
    x = 73,135,641,969.95/416,556.92
  6. Step 6: Final answer
    x = 175,571.78

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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.