Home / 357,928.32-493,941.41-196,786.11

Finding the Fourth Proportional to 357,928.32, 493,941.41 and 196,786.11

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Solution

The fourth proportional to 357,928.32, 493,941.41 and 196,786.11 is: 271,565.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,928.32 : 493,941.41 = 196,786.11 : x
  2. Step 2: Convert to fraction form
    357,928.32/493,941.41 = 196,786.11/x
  3. Step 3: Cross multiply
    357,928.32x = 493,941.41 × 196,786.11
  4. Step 4: Simplify right side
    357,928.32x = 97,200,807,657.88
  5. Step 5: Solve for x
    x = 97,200,807,657.88/357,928.32
  6. Step 6: Final answer
    x = 271,565.01

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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.