Home / 619,742.31-929,460.36-170,441.37

Finding the Fourth Proportional to 619,742.31, 929,460.36 and 170,441.37

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Solution

The fourth proportional to 619,742.31, 929,460.36 and 170,441.37 is: 255,619.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,742.31 : 929,460.36 = 170,441.37 : x
  2. Step 2: Convert to fraction form
    619,742.31/929,460.36 = 170,441.37/x
  3. Step 3: Cross multiply
    619,742.31x = 929,460.36 × 170,441.37
  4. Step 4: Simplify right side
    619,742.31x = 158,418,497,119.09
  5. Step 5: Solve for x
    x = 158,418,497,119.09/619,742.31
  6. Step 6: Final answer
    x = 255,619.95

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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.