Home / 936,067.64-1,402,829.12-395,874.88

Finding the Fourth Proportional to 936,067.64, 1,402,829.12 and 395,874.88

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Solution

The fourth proportional to 936,067.64, 1,402,829.12 and 395,874.88 is: 593,274.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,067.64 : 1,402,829.12 = 395,874.88 : x
  2. Step 2: Convert to fraction form
    936,067.64/1,402,829.12 = 395,874.88/x
  3. Step 3: Cross multiply
    936,067.64x = 1,402,829.12 × 395,874.88
  4. Step 4: Simplify right side
    936,067.64x = 555,344,809,540.51
  5. Step 5: Solve for x
    x = 555,344,809,540.51/936,067.64
  6. Step 6: Final answer
    x = 593,274.23

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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.