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Finding the Fourth Proportional to 294,353.33, 441,530.44 and 83,991.26

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Solution

The fourth proportional to 294,353.33, 441,530.44 and 83,991.26 is: 125,987.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,353.33 : 441,530.44 = 83,991.26 : x
  2. Step 2: Convert to fraction form
    294,353.33/441,530.44 = 83,991.26/x
  3. Step 3: Cross multiply
    294,353.33x = 441,530.44 × 83,991.26
  4. Step 4: Simplify right side
    294,353.33x = 37,084,698,877.80
  5. Step 5: Solve for x
    x = 37,084,698,877.80/294,353.33
  6. Step 6: Final answer
    x = 125,987.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.