Home / 357,928.44-493,941.58-196,786.24

Finding the Fourth Proportional to 357,928.44, 493,941.58 and 196,786.24

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Solution

The fourth proportional to 357,928.44, 493,941.58 and 196,786.24 is: 271,565.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,928.44 : 493,941.58 = 196,786.24 : x
  2. Step 2: Convert to fraction form
    357,928.44/493,941.58 = 196,786.24/x
  3. Step 3: Cross multiply
    357,928.44x = 493,941.58 × 196,786.24
  4. Step 4: Simplify right side
    357,928.44x = 97,200,906,307.86
  5. Step 5: Solve for x
    x = 97,200,906,307.86/357,928.44
  6. Step 6: Final answer
    x = 271,565.19

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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.