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Finding the Fourth Proportional to 357,906.73, 493,904.73 and 196,760.32

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Solution

The fourth proportional to 357,906.73, 493,904.73 and 196,760.32 is: 271,525.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,906.73 : 493,904.73 = 196,760.32 : x
  2. Step 2: Convert to fraction form
    357,906.73/493,904.73 = 196,760.32/x
  3. Step 3: Cross multiply
    357,906.73x = 493,904.73 × 196,760.32
  4. Step 4: Simplify right side
    357,906.73x = 97,180,852,724.31
  5. Step 5: Solve for x
    x = 97,180,852,724.31/357,906.73
  6. Step 6: Final answer
    x = 271,525.64

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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.