Home / 703,710.80-1,055,566.20-171,227.60

Finding the Fourth Proportional to 703,710.80, 1,055,566.20 and 171,227.60

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Solution

The fourth proportional to 703,710.80, 1,055,566.20 and 171,227.60 is: 256,841.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,710.80 : 1,055,566.20 = 171,227.60 : x
  2. Step 2: Convert to fraction form
    703,710.80/1,055,566.20 = 171,227.60/x
  3. Step 3: Cross multiply
    703,710.80x = 1,055,566.20 × 171,227.60
  4. Step 4: Simplify right side
    703,710.80x = 180,742,067,067.12
  5. Step 5: Solve for x
    x = 180,742,067,067.12/703,710.80
  6. Step 6: Final answer
    x = 256,841.40

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Double scale
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Similar ratio
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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.