Home / 951,803.70-1,313,465.43-543,879.66

Finding the Fourth Proportional to 951,803.70, 1,313,465.43 and 543,879.66

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Solution

The fourth proportional to 951,803.70, 1,313,465.43 and 543,879.66 is: 750,540.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,803.70 : 1,313,465.43 = 543,879.66 : x
  2. Step 2: Convert to fraction form
    951,803.70/1,313,465.43 = 543,879.66/x
  3. Step 3: Cross multiply
    951,803.70x = 1,313,465.43 × 543,879.66
  4. Step 4: Simplify right side
    951,803.70x = 714,367,131,490.15
  5. Step 5: Solve for x
    x = 714,367,131,490.15/951,803.70
  6. Step 6: Final answer
    x = 750,540.40

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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.