Home / 314,739.83-434,327.39-178,773.36

Finding the Fourth Proportional to 314,739.83, 434,327.39 and 178,773.36

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Solution

The fourth proportional to 314,739.83, 434,327.39 and 178,773.36 is: 246,699.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,739.83 : 434,327.39 = 178,773.36 : x
  2. Step 2: Convert to fraction form
    314,739.83/434,327.39 = 178,773.36/x
  3. Step 3: Cross multiply
    314,739.83x = 434,327.39 × 178,773.36
  4. Step 4: Simplify right side
    314,739.83x = 77,646,168,446.83
  5. Step 5: Solve for x
    x = 77,646,168,446.83/314,739.83
  6. Step 6: Final answer
    x = 246,699.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.