Home / 861,966.96-1,292,949.60-230,863.56

Finding the Fourth Proportional to 861,966.96, 1,292,949.60 and 230,863.56

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Solution

The fourth proportional to 861,966.96, 1,292,949.60 and 230,863.56 is: 346,295.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,966.96 : 1,292,949.60 = 230,863.56 : x
  2. Step 2: Convert to fraction form
    861,966.96/1,292,949.60 = 230,863.56/x
  3. Step 3: Cross multiply
    861,966.96x = 1,292,949.60 × 230,863.56
  4. Step 4: Simplify right side
    861,966.96x = 298,494,947,556.58
  5. Step 5: Solve for x
    x = 298,494,947,556.58/861,966.96
  6. Step 6: Final answer
    x = 346,295.12

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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.