Home / 450,736.99-621,993.40-246,748.83

Finding the Fourth Proportional to 450,736.99, 621,993.40 and 246,748.83

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Solution

The fourth proportional to 450,736.99, 621,993.40 and 246,748.83 is: 340,500.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,736.99 : 621,993.40 = 246,748.83 : x
  2. Step 2: Convert to fraction form
    450,736.99/621,993.40 = 246,748.83/x
  3. Step 3: Cross multiply
    450,736.99x = 621,993.40 × 246,748.83
  4. Step 4: Simplify right side
    450,736.99x = 153,476,143,717.72
  5. Step 5: Solve for x
    x = 153,476,143,717.72/450,736.99
  6. Step 6: Final answer
    x = 340,500.44

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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.