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Finding the Fourth Proportional to 260,236.80, 359,109.45 and 147,052.26

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Solution

The fourth proportional to 260,236.80, 359,109.45 and 147,052.26 is: 202,922.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,236.80 : 359,109.45 = 147,052.26 : x
  2. Step 2: Convert to fraction form
    260,236.80/359,109.45 = 147,052.26/x
  3. Step 3: Cross multiply
    260,236.80x = 359,109.45 × 147,052.26
  4. Step 4: Simplify right side
    260,236.80x = 52,807,856,209.86
  5. Step 5: Solve for x
    x = 52,807,856,209.86/260,236.80
  6. Step 6: Final answer
    x = 202,922.32

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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.