Home / 1,067,995.34-1,601,788.88-320,041.34

Finding the Fourth Proportional to 1,067,995.34, 1,601,788.88 and 320,041.34

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Solution

The fourth proportional to 1,067,995.34, 1,601,788.88 and 320,041.34 is: 480,000.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,995.34 : 1,601,788.88 = 320,041.34 : x
  2. Step 2: Convert to fraction form
    1,067,995.34/1,601,788.88 = 320,041.34/x
  3. Step 3: Cross multiply
    1,067,995.34x = 1,601,788.88 × 320,041.34
  4. Step 4: Simplify right side
    1,067,995.34x = 512,638,649,943.15
  5. Step 5: Solve for x
    x = 512,638,649,943.15/1,067,995.34
  6. Step 6: Final answer
    x = 480,000.83

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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.