Home / 998,183.20-1,497,274.80-548,730.40

Finding the Fourth Proportional to 998,183.20, 1,497,274.80 and 548,730.40

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Solution

The fourth proportional to 998,183.20, 1,497,274.80 and 548,730.40 is: 823,095.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,183.20 : 1,497,274.80 = 548,730.40 : x
  2. Step 2: Convert to fraction form
    998,183.20/1,497,274.80 = 548,730.40/x
  3. Step 3: Cross multiply
    998,183.20x = 1,497,274.80 × 548,730.40
  4. Step 4: Simplify right side
    998,183.20x = 821,600,199,913.92
  5. Step 5: Solve for x
    x = 821,600,199,913.92/998,183.20
  6. Step 6: Final answer
    x = 823,095.60

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.