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Finding the Fourth Proportional to 233,991.48, 350,987.23 and 84,228.46

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Solution

The fourth proportional to 233,991.48, 350,987.23 and 84,228.46 is: 126,342.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,991.48 : 350,987.23 = 84,228.46 : x
  2. Step 2: Convert to fraction form
    233,991.48/350,987.23 = 84,228.46/x
  3. Step 3: Cross multiply
    233,991.48x = 350,987.23 × 84,228.46
  4. Step 4: Simplify right side
    233,991.48x = 29,563,112,616.60
  5. Step 5: Solve for x
    x = 29,563,112,616.60/233,991.48
  6. Step 6: Final answer
    x = 126,342.69

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1.5x scale

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.