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Finding the Fourth Proportional to 439,104.26, 605,963.76 and 237,900.26

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Solution

The fourth proportional to 439,104.26, 605,963.76 and 237,900.26 is: 328,302.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,104.26 : 605,963.76 = 237,900.26 : x
  2. Step 2: Convert to fraction form
    439,104.26/605,963.76 = 237,900.26/x
  3. Step 3: Cross multiply
    439,104.26x = 605,963.76 × 237,900.26
  4. Step 4: Simplify right side
    439,104.26x = 144,158,936,054.58
  5. Step 5: Solve for x
    x = 144,158,936,054.58/439,104.26
  6. Step 6: Final answer
    x = 328,302.29

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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.