Home / 998,844.10-1,498,266.15-662,920.90

Finding the Fourth Proportional to 998,844.10, 1,498,266.15 and 662,920.90

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Solution

The fourth proportional to 998,844.10, 1,498,266.15 and 662,920.90 is: 994,381.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,844.10 : 1,498,266.15 = 662,920.90 : x
  2. Step 2: Convert to fraction form
    998,844.10/1,498,266.15 = 662,920.90/x
  3. Step 3: Cross multiply
    998,844.10x = 1,498,266.15 × 662,920.90
  4. Step 4: Simplify right side
    998,844.10x = 993,231,944,597.54
  5. Step 5: Solve for x
    x = 993,231,944,597.54/998,844.10
  6. Step 6: Final answer
    x = 994,381.35

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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.