Home / 1,144,422.80-1,716,634.20-303,059.60

Finding the Fourth Proportional to 1,144,422.80, 1,716,634.20 and 303,059.60

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Solution

The fourth proportional to 1,144,422.80, 1,716,634.20 and 303,059.60 is: 454,589.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,422.80 : 1,716,634.20 = 303,059.60 : x
  2. Step 2: Convert to fraction form
    1,144,422.80/1,716,634.20 = 303,059.60/x
  3. Step 3: Cross multiply
    1,144,422.80x = 1,716,634.20 × 303,059.60
  4. Step 4: Simplify right side
    1,144,422.80x = 520,242,473,998.32
  5. Step 5: Solve for x
    x = 520,242,473,998.32/1,144,422.80
  6. Step 6: Final answer
    x = 454,589.40

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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.