Home / 853,717.39-1,280,797.52-454,029.50

Finding the Fourth Proportional to 853,717.39, 1,280,797.52 and 454,029.50

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Solution

The fourth proportional to 853,717.39, 1,280,797.52 and 454,029.50 is: 681,162.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,717.39 : 1,280,797.52 = 454,029.50 : x
  2. Step 2: Convert to fraction form
    853,717.39/1,280,797.52 = 454,029.50/x
  3. Step 3: Cross multiply
    853,717.39x = 1,280,797.52 × 454,029.50
  4. Step 4: Simplify right side
    853,717.39x = 581,519,858,538.69
  5. Step 5: Solve for x
    x = 581,519,858,538.69/853,717.39
  6. Step 6: Final answer
    x = 681,162.02

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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.