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Finding the Fourth Proportional to 301,627.30, 416,141.46 and 192,795.30

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Solution

The fourth proportional to 301,627.30, 416,141.46 and 192,795.30 is: 265,990.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,627.30 : 416,141.46 = 192,795.30 : x
  2. Step 2: Convert to fraction form
    301,627.30/416,141.46 = 192,795.30/x
  3. Step 3: Cross multiply
    301,627.30x = 416,141.46 × 192,795.30
  4. Step 4: Simplify right side
    301,627.30x = 80,230,117,623.14
  5. Step 5: Solve for x
    x = 80,230,117,623.14/301,627.30
  6. Step 6: Final answer
    x = 265,990.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.