Home / 622,019.04-858,319.92-350,100.96

Finding the Fourth Proportional to 622,019.04, 858,319.92 and 350,100.96

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Solution

The fourth proportional to 622,019.04, 858,319.92 and 350,100.96 is: 483,101.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,019.04 : 858,319.92 = 350,100.96 : x
  2. Step 2: Convert to fraction form
    622,019.04/858,319.92 = 350,100.96/x
  3. Step 3: Cross multiply
    622,019.04x = 858,319.92 × 350,100.96
  4. Step 4: Simplify right side
    622,019.04x = 300,498,627,979.12
  5. Step 5: Solve for x
    x = 300,498,627,979.12/622,019.04
  6. Step 6: Final answer
    x = 483,101.98

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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.