Home / 505,823.54-758,513.57-190,058.81

Finding the Fourth Proportional to 505,823.54, 758,513.57 and 190,058.81

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Solution

The fourth proportional to 505,823.54, 758,513.57 and 190,058.81 is: 285,004.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,823.54 : 758,513.57 = 190,058.81 : x
  2. Step 2: Convert to fraction form
    505,823.54/758,513.57 = 190,058.81/x
  3. Step 3: Cross multiply
    505,823.54x = 758,513.57 × 190,058.81
  4. Step 4: Simplify right side
    505,823.54x = 144,162,181,740.19
  5. Step 5: Solve for x
    x = 144,162,181,740.19/505,823.54
  6. Step 6: Final answer
    x = 285,004.89

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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.