Home / 398,674.03-597,588.07-195,984.30

Finding the Fourth Proportional to 398,674.03, 597,588.07 and 195,984.30

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Solution

The fourth proportional to 398,674.03, 597,588.07 and 195,984.30 is: 293,768.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,674.03 : 597,588.07 = 195,984.30 : x
  2. Step 2: Convert to fraction form
    398,674.03/597,588.07 = 195,984.30/x
  3. Step 3: Cross multiply
    398,674.03x = 597,588.07 × 195,984.30
  4. Step 4: Simplify right side
    398,674.03x = 117,117,879,587.30
  5. Step 5: Solve for x
    x = 117,117,879,587.30/398,674.03
  6. Step 6: Final answer
    x = 293,768.52

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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.