Home / 382,979.16-574,823.71-193,571.52

Finding the Fourth Proportional to 382,979.16, 574,823.71 and 193,571.52

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Solution

The fourth proportional to 382,979.16, 574,823.71 and 193,571.52 is: 290,536.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,979.16 : 574,823.71 = 193,571.52 : x
  2. Step 2: Convert to fraction form
    382,979.16/574,823.71 = 193,571.52/x
  3. Step 3: Cross multiply
    382,979.16x = 574,823.71 × 193,571.52
  4. Step 4: Simplify right side
    382,979.16x = 111,269,501,140.92
  5. Step 5: Solve for x
    x = 111,269,501,140.92/382,979.16
  6. Step 6: Final answer
    x = 290,536.70

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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.