Home / 454,193.40-681,290.10-444,862.20

Finding the Fourth Proportional to 454,193.40, 681,290.10 and 444,862.20

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Solution

The fourth proportional to 454,193.40, 681,290.10 and 444,862.20 is: 667,293.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,193.40 : 681,290.10 = 444,862.20 : x
  2. Step 2: Convert to fraction form
    454,193.40/681,290.10 = 444,862.20/x
  3. Step 3: Cross multiply
    454,193.40x = 681,290.10 × 444,862.20
  4. Step 4: Simplify right side
    454,193.40x = 303,080,212,724.22
  5. Step 5: Solve for x
    x = 303,080,212,724.22/454,193.40
  6. Step 6: Final answer
    x = 667,293.30

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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.