Home / 326,004.19-449,887.41-190,132.36

Finding the Fourth Proportional to 326,004.19, 449,887.41 and 190,132.36

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Solution

The fourth proportional to 326,004.19, 449,887.41 and 190,132.36 is: 262,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,004.19 : 449,887.41 = 190,132.36 : x
  2. Step 2: Convert to fraction form
    326,004.19/449,887.41 = 190,132.36/x
  3. Step 3: Cross multiply
    326,004.19x = 449,887.41 × 190,132.36
  4. Step 4: Simplify right side
    326,004.19x = 85,538,153,872.87
  5. Step 5: Solve for x
    x = 85,538,153,872.87/326,004.19
  6. Step 6: Final answer
    x = 262,383.60

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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.