Home / 338,976.70-467,786.54-186,017.45

Finding the Fourth Proportional to 338,976.70, 467,786.54 and 186,017.45

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Solution

The fourth proportional to 338,976.70, 467,786.54 and 186,017.45 is: 256,703.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,976.70 : 467,786.54 = 186,017.45 : x
  2. Step 2: Convert to fraction form
    338,976.70/467,786.54 = 186,017.45/x
  3. Step 3: Cross multiply
    338,976.70x = 467,786.54 × 186,017.45
  4. Step 4: Simplify right side
    338,976.70x = 87,016,457,441.23
  5. Step 5: Solve for x
    x = 87,016,457,441.23/338,976.70
  6. Step 6: Final answer
    x = 256,703.36

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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.