Home / 439,554.25-606,584.87-238,350.25

Finding the Fourth Proportional to 439,554.25, 606,584.87 and 238,350.25

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Solution

The fourth proportional to 439,554.25, 606,584.87 and 238,350.25 is: 328,923.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,554.25 : 606,584.87 = 238,350.25 : x
  2. Step 2: Convert to fraction form
    439,554.25/606,584.87 = 238,350.25/x
  3. Step 3: Cross multiply
    439,554.25x = 606,584.87 × 238,350.25
  4. Step 4: Simplify right side
    439,554.25x = 144,579,654,218.97
  5. Step 5: Solve for x
    x = 144,579,654,218.97/439,554.25
  6. Step 6: Final answer
    x = 328,923.35

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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.