Home / 505,693.23-758,650.62-190,150.13

Finding the Fourth Proportional to 505,693.23, 758,650.62 and 190,150.13

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Solution

The fourth proportional to 505,693.23, 758,650.62 and 190,150.13 is: 285,266.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,693.23 : 758,650.62 = 190,150.13 : x
  2. Step 2: Convert to fraction form
    505,693.23/758,650.62 = 190,150.13/x
  3. Step 3: Cross multiply
    505,693.23x = 758,650.62 × 190,150.13
  4. Step 4: Simplify right side
    505,693.23x = 144,257,516,627.27
  5. Step 5: Solve for x
    x = 144,257,516,627.27/505,693.23
  6. Step 6: Final answer
    x = 285,266.86

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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.