Home / 863,561.94-1,295,429.31-264,516.18

Finding the Fourth Proportional to 863,561.94, 1,295,429.31 and 264,516.18

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Solution

The fourth proportional to 863,561.94, 1,295,429.31 and 264,516.18 is: 396,800.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,561.94 : 1,295,429.31 = 264,516.18 : x
  2. Step 2: Convert to fraction form
    863,561.94/1,295,429.31 = 264,516.18/x
  3. Step 3: Cross multiply
    863,561.94x = 1,295,429.31 × 264,516.18
  4. Step 4: Simplify right side
    863,561.94x = 342,662,012,541.24
  5. Step 5: Solve for x
    x = 342,662,012,541.24/863,561.94
  6. Step 6: Final answer
    x = 396,800.74

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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.