Home / 1,051,519.74-1,577,131.38-341,556.36

Finding the Fourth Proportional to 1,051,519.74, 1,577,131.38 and 341,556.36

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Solution

The fourth proportional to 1,051,519.74, 1,577,131.38 and 341,556.36 is: 512,286.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,519.74 : 1,577,131.38 = 341,556.36 : x
  2. Step 2: Convert to fraction form
    1,051,519.74/1,577,131.38 = 341,556.36/x
  3. Step 3: Cross multiply
    1,051,519.74x = 1,577,131.38 × 341,556.36
  4. Step 4: Simplify right side
    1,051,519.74x = 538,679,253,394.58
  5. Step 5: Solve for x
    x = 538,679,253,394.58/1,051,519.74
  6. Step 6: Final answer
    x = 512,286.39

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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.