Home / 269,289.20-403,739.40-175,847.60

Finding the Fourth Proportional to 269,289.20, 403,739.40 and 175,847.60

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Solution

The fourth proportional to 269,289.20, 403,739.40 and 175,847.60 is: 263,644.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,289.20 : 403,739.40 = 175,847.60 : x
  2. Step 2: Convert to fraction form
    269,289.20/403,739.40 = 175,847.60/x
  3. Step 3: Cross multiply
    269,289.20x = 403,739.40 × 175,847.60
  4. Step 4: Simplify right side
    269,289.20x = 70,996,604,515.44
  5. Step 5: Solve for x
    x = 70,996,604,515.44/269,289.20
  6. Step 6: Final answer
    x = 263,644.46

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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.