Home / 1,241,344.80-1,862,017.20-443,527.20

Finding the Fourth Proportional to 1,241,344.80, 1,862,017.20 and 443,527.20

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Solution

The fourth proportional to 1,241,344.80, 1,862,017.20 and 443,527.20 is: 665,290.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,344.80 : 1,862,017.20 = 443,527.20 : x
  2. Step 2: Convert to fraction form
    1,241,344.80/1,862,017.20 = 443,527.20/x
  3. Step 3: Cross multiply
    1,241,344.80x = 1,862,017.20 × 443,527.20
  4. Step 4: Simplify right side
    1,241,344.80x = 825,855,275,067.84
  5. Step 5: Solve for x
    x = 825,855,275,067.84/1,241,344.80
  6. Step 6: Final answer
    x = 665,290.80

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Double scale
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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.