Home / 394,728.07-592,086.95-95,206.43

Finding the Fourth Proportional to 394,728.07, 592,086.95 and 95,206.43

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Solution

The fourth proportional to 394,728.07, 592,086.95 and 95,206.43 is: 142,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,728.07 : 592,086.95 = 95,206.43 : x
  2. Step 2: Convert to fraction form
    394,728.07/592,086.95 = 95,206.43/x
  3. Step 3: Cross multiply
    394,728.07x = 592,086.95 × 95,206.43
  4. Step 4: Simplify right side
    394,728.07x = 56,370,484,759.09
  5. Step 5: Solve for x
    x = 56,370,484,759.09/394,728.07
  6. Step 6: Final answer
    x = 142,808.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.