Home / 395,902.04-593,864.40-143,205.80

Finding the Fourth Proportional to 395,902.04, 593,864.40 and 143,205.80

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Solution

The fourth proportional to 395,902.04, 593,864.40 and 143,205.80 is: 214,812.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,902.04 : 593,864.40 = 143,205.80 : x
  2. Step 2: Convert to fraction form
    395,902.04/593,864.40 = 143,205.80/x
  3. Step 3: Cross multiply
    395,902.04x = 593,864.40 × 143,205.80
  4. Step 4: Simplify right side
    395,902.04x = 85,044,826,493.52
  5. Step 5: Solve for x
    x = 85,044,826,493.52/395,902.04
  6. Step 6: Final answer
    x = 214,812.80

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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.