Home / 621,947.23-858,277.13-350,014.97

Finding the Fourth Proportional to 621,947.23, 858,277.13 and 350,014.97

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Solution

The fourth proportional to 621,947.23, 858,277.13 and 350,014.97 is: 483,015.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,947.23 : 858,277.13 = 350,014.97 : x
  2. Step 2: Convert to fraction form
    621,947.23/858,277.13 = 350,014.97/x
  3. Step 3: Cross multiply
    621,947.23x = 858,277.13 × 350,014.97
  4. Step 4: Simplify right side
    621,947.23x = 300,409,844,304.25
  5. Step 5: Solve for x
    x = 300,409,844,304.25/621,947.23
  6. Step 6: Final answer
    x = 483,015.01

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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.