Home / 357,924.07-493,935.53-196,781.86

Finding the Fourth Proportional to 357,924.07, 493,935.53 and 196,781.86

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Solution

The fourth proportional to 357,924.07, 493,935.53 and 196,781.86 is: 271,559.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,924.07 : 493,935.53 = 196,781.86 : x
  2. Step 2: Convert to fraction form
    357,924.07/493,935.53 = 196,781.86/x
  3. Step 3: Cross multiply
    357,924.07x = 493,935.53 × 196,781.86
  4. Step 4: Simplify right side
    357,924.07x = 97,197,552,313.49
  5. Step 5: Solve for x
    x = 97,197,552,313.49/357,924.07
  6. Step 6: Final answer
    x = 271,559.14

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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.