Home / 339,428.06-468,358.67-196,160.45

Finding the Fourth Proportional to 339,428.06, 468,358.67 and 196,160.45

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Solution

The fourth proportional to 339,428.06, 468,358.67 and 196,160.45 is: 270,671.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,428.06 : 468,358.67 = 196,160.45 : x
  2. Step 2: Convert to fraction form
    339,428.06/468,358.67 = 196,160.45/x
  3. Step 3: Cross multiply
    339,428.06x = 468,358.67 × 196,160.45
  4. Step 4: Simplify right side
    339,428.06x = 91,873,445,617.21
  5. Step 5: Solve for x
    x = 91,873,445,617.21/339,428.06
  6. Step 6: Final answer
    x = 270,671.34

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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.