Home / 1,242,030.80-1,863,046.20-444,213.20

Finding the Fourth Proportional to 1,242,030.80, 1,863,046.20 and 444,213.20

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Solution

The fourth proportional to 1,242,030.80, 1,863,046.20 and 444,213.20 is: 666,319.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,030.80 : 1,863,046.20 = 444,213.20 : x
  2. Step 2: Convert to fraction form
    1,242,030.80/1,863,046.20 = 444,213.20/x
  3. Step 3: Cross multiply
    1,242,030.80x = 1,863,046.20 × 444,213.20
  4. Step 4: Simplify right side
    1,242,030.80x = 827,589,714,249.84
  5. Step 5: Solve for x
    x = 827,589,714,249.84/1,242,030.80
  6. Step 6: Final answer
    x = 666,319.80

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Similar ratio
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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.