Home / 591,388.60-886,864.20-192,042.40

Finding the Fourth Proportional to 591,388.60, 886,864.20 and 192,042.40

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Solution

The fourth proportional to 591,388.60, 886,864.20 and 192,042.40 is: 287,992.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,388.60 : 886,864.20 = 192,042.40 : x
  2. Step 2: Convert to fraction form
    591,388.60/886,864.20 = 192,042.40/x
  3. Step 3: Cross multiply
    591,388.60x = 886,864.20 × 192,042.40
  4. Step 4: Simplify right side
    591,388.60x = 170,315,529,442.08
  5. Step 5: Solve for x
    x = 170,315,529,442.08/591,388.60
  6. Step 6: Final answer
    x = 287,992.58

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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.