Home / 275,634.06-380,365.38-168,383.58

Finding the Fourth Proportional to 275,634.06, 380,365.38 and 168,383.58

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Solution

The fourth proportional to 275,634.06, 380,365.38 and 168,383.58 is: 232,363.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,634.06 : 380,365.38 = 168,383.58 : x
  2. Step 2: Convert to fraction form
    275,634.06/380,365.38 = 168,383.58/x
  3. Step 3: Cross multiply
    275,634.06x = 380,365.38 × 168,383.58
  4. Step 4: Simplify right side
    275,634.06x = 64,047,284,392.46
  5. Step 5: Solve for x
    x = 64,047,284,392.46/275,634.06
  6. Step 6: Final answer
    x = 232,363.46

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1.5x scale

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.