Home / 863,197.79-1,294,986.33-264,205.14

Finding the Fourth Proportional to 863,197.79, 1,294,986.33 and 264,205.14

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Solution

The fourth proportional to 863,197.79, 1,294,986.33 and 264,205.14 is: 396,365.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,197.79 : 1,294,986.33 = 264,205.14 : x
  2. Step 2: Convert to fraction form
    863,197.79/1,294,986.33 = 264,205.14/x
  3. Step 3: Cross multiply
    863,197.79x = 1,294,986.33 × 264,205.14
  4. Step 4: Simplify right side
    863,197.79x = 342,142,045,606.51
  5. Step 5: Solve for x
    x = 342,142,045,606.51/863,197.79
  6. Step 6: Final answer
    x = 396,365.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.