Home / 703,862.80-1,055,721.55-477,611.14

Finding the Fourth Proportional to 703,862.80, 1,055,721.55 and 477,611.14

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Solution

The fourth proportional to 703,862.80, 1,055,721.55 and 477,611.14 is: 716,367.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,862.80 : 1,055,721.55 = 477,611.14 : x
  2. Step 2: Convert to fraction form
    703,862.80/1,055,721.55 = 477,611.14/x
  3. Step 3: Cross multiply
    703,862.80x = 1,055,721.55 × 477,611.14
  4. Step 4: Simplify right side
    703,862.80x = 504,224,367,739.46
  5. Step 5: Solve for x
    x = 504,224,367,739.46/703,862.80
  6. Step 6: Final answer
    x = 716,367.41

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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.