Home / 839,791.26-1,158,546.14-533,703.60

Finding the Fourth Proportional to 839,791.26, 1,158,546.14 and 533,703.60

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Solution

The fourth proportional to 839,791.26, 1,158,546.14 and 533,703.60 is: 736,278.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,791.26 : 1,158,546.14 = 533,703.60 : x
  2. Step 2: Convert to fraction form
    839,791.26/1,158,546.14 = 533,703.60/x
  3. Step 3: Cross multiply
    839,791.26x = 1,158,546.14 × 533,703.60
  4. Step 4: Simplify right side
    839,791.26x = 618,320,245,016.98
  5. Step 5: Solve for x
    x = 618,320,245,016.98/839,791.26
  6. Step 6: Final answer
    x = 736,278.49

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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.