Home / 355,941.11-491,192.16-194,792.93

Finding the Fourth Proportional to 355,941.11, 491,192.16 and 194,792.93

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Solution

The fourth proportional to 355,941.11, 491,192.16 and 194,792.93 is: 268,810.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,941.11 : 491,192.16 = 194,792.93 : x
  2. Step 2: Convert to fraction form
    355,941.11/491,192.16 = 194,792.93/x
  3. Step 3: Cross multiply
    355,941.11x = 491,192.16 × 194,792.93
  4. Step 4: Simplify right side
    355,941.11x = 95,680,760,039.43
  5. Step 5: Solve for x
    x = 95,680,760,039.43/355,941.11
  6. Step 6: Final answer
    x = 268,810.65

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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.