Home / 591,245.02-886,637.46-191,789.20

Finding the Fourth Proportional to 591,245.02, 886,637.46 and 191,789.20

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Solution

The fourth proportional to 591,245.02, 886,637.46 and 191,789.20 is: 287,609.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,245.02 : 886,637.46 = 191,789.20 : x
  2. Step 2: Convert to fraction form
    591,245.02/886,637.46 = 191,789.20/x
  3. Step 3: Cross multiply
    591,245.02x = 886,637.46 × 191,789.20
  4. Step 4: Simplify right side
    591,245.02x = 170,047,489,143.43
  5. Step 5: Solve for x
    x = 170,047,489,143.43/591,245.02
  6. Step 6: Final answer
    x = 287,609.17

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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.