Home / 327,969.10-452,442.71-191,919.60

Finding the Fourth Proportional to 327,969.10, 452,442.71 and 191,919.60

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Solution

The fourth proportional to 327,969.10, 452,442.71 and 191,919.60 is: 264,758.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,969.10 : 452,442.71 = 191,919.60 : x
  2. Step 2: Convert to fraction form
    327,969.10/452,442.71 = 191,919.60/x
  3. Step 3: Cross multiply
    327,969.10x = 452,442.71 × 191,919.60
  4. Step 4: Simplify right side
    327,969.10x = 86,832,625,678.41
  5. Step 5: Solve for x
    x = 86,832,625,678.41/327,969.10
  6. Step 6: Final answer
    x = 264,758.56

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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.