Home / 439,534.27-606,560.97-238,330.27

Finding the Fourth Proportional to 439,534.27, 606,560.97 and 238,330.27

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Solution

The fourth proportional to 439,534.27, 606,560.97 and 238,330.27 is: 328,897.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,534.27 : 606,560.97 = 238,330.27 : x
  2. Step 2: Convert to fraction form
    439,534.27/606,560.97 = 238,330.27/x
  3. Step 3: Cross multiply
    439,534.27x = 606,560.97 × 238,330.27
  4. Step 4: Simplify right side
    439,534.27x = 144,561,839,751.56
  5. Step 5: Solve for x
    x = 144,561,839,751.56/439,534.27
  6. Step 6: Final answer
    x = 328,897.77

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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.