Home / 1,498,231.20-2,247,412.40-433,380.90

Finding the Fourth Proportional to 1,498,231.20, 2,247,412.40 and 433,380.90

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Solution

The fourth proportional to 1,498,231.20, 2,247,412.40 and 433,380.90 is: 650,090.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,231.20 : 2,247,412.40 = 433,380.90 : x
  2. Step 2: Convert to fraction form
    1,498,231.20/2,247,412.40 = 433,380.90/x
  3. Step 3: Cross multiply
    1,498,231.20x = 2,247,412.40 × 433,380.90
  4. Step 4: Simplify right side
    1,498,231.20x = 973,985,608,583.16
  5. Step 5: Solve for x
    x = 973,985,608,583.16/1,498,231.20
  6. Step 6: Final answer
    x = 650,090.33

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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.