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Finding the Fourth Proportional to 416,163.03, 624,240.59 and 131,852.79

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Solution

The fourth proportional to 416,163.03, 624,240.59 and 131,852.79 is: 197,777.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,163.03 : 624,240.59 = 131,852.79 : x
  2. Step 2: Convert to fraction form
    416,163.03/624,240.59 = 131,852.79/x
  3. Step 3: Cross multiply
    416,163.03x = 624,240.59 × 131,852.79
  4. Step 4: Simplify right side
    416,163.03x = 82,307,862,763.48
  5. Step 5: Solve for x
    x = 82,307,862,763.48/416,163.03
  6. Step 6: Final answer
    x = 197,777.93

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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.