Home / 357,983.93-494,019.65-196,849.42

Finding the Fourth Proportional to 357,983.93, 494,019.65 and 196,849.42

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Solution

The fourth proportional to 357,983.93, 494,019.65 and 196,849.42 is: 271,653.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,983.93 : 494,019.65 = 196,849.42 : x
  2. Step 2: Convert to fraction form
    357,983.93/494,019.65 = 196,849.42/x
  3. Step 3: Cross multiply
    357,983.93x = 494,019.65 × 196,849.42
  4. Step 4: Simplify right side
    357,983.93x = 97,247,480,828.18
  5. Step 5: Solve for x
    x = 97,247,480,828.18/357,983.93
  6. Step 6: Final answer
    x = 271,653.20

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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.