Home / 1,629,556.30-2,444,427.92-431,447.50

Finding the Fourth Proportional to 1,629,556.30, 2,444,427.92 and 431,447.50

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Solution

The fourth proportional to 1,629,556.30, 2,444,427.92 and 431,447.50 is: 647,196.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,556.30 : 2,444,427.92 = 431,447.50 : x
  2. Step 2: Convert to fraction form
    1,629,556.30/2,444,427.92 = 431,447.50/x
  3. Step 3: Cross multiply
    1,629,556.30x = 2,444,427.92 × 431,447.50
  4. Step 4: Simplify right side
    1,629,556.30x = 1,054,642,315,014.20
  5. Step 5: Solve for x
    x = 1,054,642,315,014.20/1,629,556.30
  6. Step 6: Final answer
    x = 647,196.00

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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.