Home / 839,191.96-1,158,513.78-568,689.04

Finding the Fourth Proportional to 839,191.96, 1,158,513.78 and 568,689.04

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Solution

The fourth proportional to 839,191.96, 1,158,513.78 and 568,689.04 is: 785,081.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,191.96 : 1,158,513.78 = 568,689.04 : x
  2. Step 2: Convert to fraction form
    839,191.96/1,158,513.78 = 568,689.04/x
  3. Step 3: Cross multiply
    839,191.96x = 1,158,513.78 × 568,689.04
  4. Step 4: Simplify right side
    839,191.96x = 658,834,089,374.97
  5. Step 5: Solve for x
    x = 658,834,089,374.97/839,191.96
  6. Step 6: Final answer
    x = 785,081.51

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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.