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Finding the Fourth Proportional to 622,277.33, 858,758.96 and 350,355.22

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Solution

The fourth proportional to 622,277.33, 858,758.96 and 350,355.22 is: 483,499.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,277.33 : 858,758.96 = 350,355.22 : x
  2. Step 2: Convert to fraction form
    622,277.33/858,758.96 = 350,355.22/x
  3. Step 3: Cross multiply
    622,277.33x = 858,758.96 × 350,355.22
  4. Step 4: Simplify right side
    622,277.33x = 300,870,683,086.76
  5. Step 5: Solve for x
    x = 300,870,683,086.76/622,277.33
  6. Step 6: Final answer
    x = 483,499.35

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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.