Home / 354,727.69-489,534.54-193,593.04

Finding the Fourth Proportional to 354,727.69, 489,534.54 and 193,593.04

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Solution

The fourth proportional to 354,727.69, 489,534.54 and 193,593.04 is: 267,164.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,727.69 : 489,534.54 = 193,593.04 : x
  2. Step 2: Convert to fraction form
    354,727.69/489,534.54 = 193,593.04/x
  3. Step 3: Cross multiply
    354,727.69x = 489,534.54 × 193,593.04
  4. Step 4: Simplify right side
    354,727.69x = 94,770,477,833.79
  5. Step 5: Solve for x
    x = 94,770,477,833.79/354,727.69
  6. Step 6: Final answer
    x = 267,164.03

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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.