Home / 941,305.14-1,299,009.69-511,586.37

Finding the Fourth Proportional to 941,305.14, 1,299,009.69 and 511,586.37

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Solution

The fourth proportional to 941,305.14, 1,299,009.69 and 511,586.37 is: 705,993.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,305.14 : 1,299,009.69 = 511,586.37 : x
  2. Step 2: Convert to fraction form
    941,305.14/1,299,009.69 = 511,586.37/x
  3. Step 3: Cross multiply
    941,305.14x = 1,299,009.69 × 511,586.37
  4. Step 4: Simplify right side
    941,305.14x = 664,555,651,901.93
  5. Step 5: Solve for x
    x = 664,555,651,901.93/941,305.14
  6. Step 6: Final answer
    x = 705,993.86

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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.