Home / 853,601.39-1,281,033.59-404,324.62

Finding the Fourth Proportional to 853,601.39, 1,281,033.59 and 404,324.62

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Solution

The fourth proportional to 853,601.39, 1,281,033.59 and 404,324.62 is: 606,786.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,601.39 : 1,281,033.59 = 404,324.62 : x
  2. Step 2: Convert to fraction form
    853,601.39/1,281,033.59 = 404,324.62/x
  3. Step 3: Cross multiply
    853,601.39x = 1,281,033.59 × 404,324.62
  4. Step 4: Simplify right side
    853,601.39x = 517,953,416,534.11
  5. Step 5: Solve for x
    x = 517,953,416,534.11/853,601.39
  6. Step 6: Final answer
    x = 606,786.05

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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.