Home / 355,232.96-490,215.77-194,084.55

Finding the Fourth Proportional to 355,232.96, 490,215.77 and 194,084.55

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Solution

The fourth proportional to 355,232.96, 490,215.77 and 194,084.55 is: 267,833.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,232.96 : 490,215.77 = 194,084.55 : x
  2. Step 2: Convert to fraction form
    355,232.96/490,215.77 = 194,084.55/x
  3. Step 3: Cross multiply
    355,232.96x = 490,215.77 × 194,084.55
  4. Step 4: Simplify right side
    355,232.96x = 95,143,306,152.93
  5. Step 5: Solve for x
    x = 95,143,306,152.93/355,232.96
  6. Step 6: Final answer
    x = 267,833.55

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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.