Home / 773,856.23-1,067,921.57-434,324.48

Finding the Fourth Proportional to 773,856.23, 1,067,921.57 and 434,324.48

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Solution

The fourth proportional to 773,856.23, 1,067,921.57 and 434,324.48 is: 599,367.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,856.23 : 1,067,921.57 = 434,324.48 : x
  2. Step 2: Convert to fraction form
    773,856.23/1,067,921.57 = 434,324.48/x
  3. Step 3: Cross multiply
    773,856.23x = 1,067,921.57 × 434,324.48
  4. Step 4: Simplify right side
    773,856.23x = 463,824,476,317.24
  5. Step 5: Solve for x
    x = 463,824,476,317.24/773,856.23
  6. Step 6: Final answer
    x = 599,367.77

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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.