Home / 357,919.81-493,924.91-196,773.45

Finding the Fourth Proportional to 357,919.81, 493,924.91 and 196,773.45

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Solution

The fourth proportional to 357,919.81, 493,924.91 and 196,773.45 is: 271,544.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,919.81 : 493,924.91 = 196,773.45 : x
  2. Step 2: Convert to fraction form
    357,919.81/493,924.91 = 196,773.45/x
  3. Step 3: Cross multiply
    357,919.81x = 493,924.91 × 196,773.45
  4. Step 4: Simplify right side
    357,919.81x = 97,191,308,523.88
  5. Step 5: Solve for x
    x = 97,191,308,523.88/357,919.81
  6. Step 6: Final answer
    x = 271,544.92

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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.