Home / 950,054.19-1,311,025.68-520,251.39

Finding the Fourth Proportional to 950,054.19, 1,311,025.68 and 520,251.39

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Solution

The fourth proportional to 950,054.19, 1,311,025.68 and 520,251.39 is: 717,920.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,054.19 : 1,311,025.68 = 520,251.39 : x
  2. Step 2: Convert to fraction form
    950,054.19/1,311,025.68 = 520,251.39/x
  3. Step 3: Cross multiply
    950,054.19x = 1,311,025.68 × 520,251.39
  4. Step 4: Simplify right side
    950,054.19x = 682,062,932,345.70
  5. Step 5: Solve for x
    x = 682,062,932,345.70/950,054.19
  6. Step 6: Final answer
    x = 717,920.03

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Half scale
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Double scale
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Similar ratio
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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.