Home / 355,233.07-490,215.84-194,084.65

Finding the Fourth Proportional to 355,233.07, 490,215.84 and 194,084.65

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Solution

The fourth proportional to 355,233.07, 490,215.84 and 194,084.65 is: 267,833.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,233.07 : 490,215.84 = 194,084.65 : x
  2. Step 2: Convert to fraction form
    355,233.07/490,215.84 = 194,084.65/x
  3. Step 3: Cross multiply
    355,233.07x = 490,215.84 × 194,084.65
  4. Step 4: Simplify right side
    355,233.07x = 95,143,369,730.86
  5. Step 5: Solve for x
    x = 95,143,369,730.86/355,233.07
  6. Step 6: Final answer
    x = 267,833.65

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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.