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Finding the Fourth Proportional to 241,765.20, 362,561.40 and 83,998.80

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Solution

The fourth proportional to 241,765.20, 362,561.40 and 83,998.80 is: 125,968.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,765.20 : 362,561.40 = 83,998.80 : x
  2. Step 2: Convert to fraction form
    241,765.20/362,561.40 = 83,998.80/x
  3. Step 3: Cross multiply
    241,765.20x = 362,561.40 × 83,998.80
  4. Step 4: Simplify right side
    241,765.20x = 30,454,722,526.32
  5. Step 5: Solve for x
    x = 30,454,722,526.32/241,765.20
  6. Step 6: Final answer
    x = 125,968.18

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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.