Home / 439,529.22-606,606.30-248,538.51

Finding the Fourth Proportional to 439,529.22, 606,606.30 and 248,538.51

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Solution

The fourth proportional to 439,529.22, 606,606.30 and 248,538.51 is: 343,014.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,529.22 : 606,606.30 = 248,538.51 : x
  2. Step 2: Convert to fraction form
    439,529.22/606,606.30 = 248,538.51/x
  3. Step 3: Cross multiply
    439,529.22x = 606,606.30 × 248,538.51
  4. Step 4: Simplify right side
    439,529.22x = 150,765,025,958.61
  5. Step 5: Solve for x
    x = 150,765,025,958.61/439,529.22
  6. Step 6: Final answer
    x = 343,014.80

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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.