Home / 793,265.56-1,189,893.42-287,708.92

Finding the Fourth Proportional to 793,265.56, 1,189,893.42 and 287,708.92

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Solution

The fourth proportional to 793,265.56, 1,189,893.42 and 287,708.92 is: 431,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,265.56 : 1,189,893.42 = 287,708.92 : x
  2. Step 2: Convert to fraction form
    793,265.56/1,189,893.42 = 287,708.92/x
  3. Step 3: Cross multiply
    793,265.56x = 1,189,893.42 × 287,708.92
  4. Step 4: Simplify right side
    793,265.56x = 342,342,950,783.31
  5. Step 5: Solve for x
    x = 342,342,950,783.31/793,265.56
  6. Step 6: Final answer
    x = 431,561.60

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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.