Home / 741,244.83-1,022,890.44-401,705.79

Finding the Fourth Proportional to 741,244.83, 1,022,890.44 and 401,705.79

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Solution

The fourth proportional to 741,244.83, 1,022,890.44 and 401,705.79 is: 554,339.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,244.83 : 1,022,890.44 = 401,705.79 : x
  2. Step 2: Convert to fraction form
    741,244.83/1,022,890.44 = 401,705.79/x
  3. Step 3: Cross multiply
    741,244.83x = 1,022,890.44 × 401,705.79
  4. Step 4: Simplify right side
    741,244.83x = 410,901,012,283.65
  5. Step 5: Solve for x
    x = 410,901,012,283.65/741,244.83
  6. Step 6: Final answer
    x = 554,339.13

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.