Home / 974,067.63-1,343,342.88-611,525.30

Finding the Fourth Proportional to 974,067.63, 1,343,342.88 and 611,525.30

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Solution

The fourth proportional to 974,067.63, 1,343,342.88 and 611,525.30 is: 843,358.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,067.63 : 1,343,342.88 = 611,525.30 : x
  2. Step 2: Convert to fraction form
    974,067.63/1,343,342.88 = 611,525.30/x
  3. Step 3: Cross multiply
    974,067.63x = 1,343,342.88 × 611,525.30
  4. Step 4: Simplify right side
    974,067.63x = 821,488,150,978.15
  5. Step 5: Solve for x
    x = 821,488,150,978.15/974,067.63
  6. Step 6: Final answer
    x = 843,358.44

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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.