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Finding the Fourth Proportional to 260,025.84, 358,835.58 and 140,793.84

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Solution

The fourth proportional to 260,025.84, 358,835.58 and 140,793.84 is: 194,295.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,025.84 : 358,835.58 = 140,793.84 : x
  2. Step 2: Convert to fraction form
    260,025.84/358,835.58 = 140,793.84/x
  3. Step 3: Cross multiply
    260,025.84x = 358,835.58 × 140,793.84
  4. Step 4: Simplify right side
    260,025.84x = 50,521,839,236.83
  5. Step 5: Solve for x
    x = 50,521,839,236.83/260,025.84
  6. Step 6: Final answer
    x = 194,295.46

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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.