Home / 1,360,198.90-2,040,298.35-413,568.10

Finding the Fourth Proportional to 1,360,198.90, 2,040,298.35 and 413,568.10

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Solution

The fourth proportional to 1,360,198.90, 2,040,298.35 and 413,568.10 is: 620,352.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,198.90 : 2,040,298.35 = 413,568.10 : x
  2. Step 2: Convert to fraction form
    1,360,198.90/2,040,298.35 = 413,568.10/x
  3. Step 3: Cross multiply
    1,360,198.90x = 2,040,298.35 × 413,568.10
  4. Step 4: Simplify right side
    1,360,198.90x = 843,802,312,042.64
  5. Step 5: Solve for x
    x = 843,802,312,042.64/1,360,198.90
  6. Step 6: Final answer
    x = 620,352.15

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Double scale
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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.