Home / 439,808.22-606,936.51-238,604.22

Finding the Fourth Proportional to 439,808.22, 606,936.51 and 238,604.22

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Solution

The fourth proportional to 439,808.22, 606,936.51 and 238,604.22 is: 329,274.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,808.22 : 606,936.51 = 238,604.22 : x
  2. Step 2: Convert to fraction form
    439,808.22/606,936.51 = 238,604.22/x
  3. Step 3: Cross multiply
    439,808.22x = 606,936.51 × 238,604.22
  4. Step 4: Simplify right side
    439,808.22x = 144,817,612,558.07
  5. Step 5: Solve for x
    x = 144,817,612,558.07/439,808.22
  6. Step 6: Final answer
    x = 329,274.46

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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.