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Finding the Fourth Proportional to 357,620.00, 493,524.29 and 196,485.48

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Solution

The fourth proportional to 357,620.00, 493,524.29 and 196,485.48 is: 271,154.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,620.00 : 493,524.29 = 196,485.48 : x
  2. Step 2: Convert to fraction form
    357,620.00/493,524.29 = 196,485.48/x
  3. Step 3: Cross multiply
    357,620.00x = 493,524.29 × 196,485.48
  4. Step 4: Simplify right side
    357,620.00x = 96,970,357,503.52
  5. Step 5: Solve for x
    x = 96,970,357,503.52/357,620.00
  6. Step 6: Final answer
    x = 271,154.74

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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.