Home / 993,067.30-1,490,216.55-520,092.10

Finding the Fourth Proportional to 993,067.30, 1,490,216.55 and 520,092.10

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Solution

The fourth proportional to 993,067.30, 1,490,216.55 and 520,092.10 is: 780,460.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,067.30 : 1,490,216.55 = 520,092.10 : x
  2. Step 2: Convert to fraction form
    993,067.30/1,490,216.55 = 520,092.10/x
  3. Step 3: Cross multiply
    993,067.30x = 1,490,216.55 × 520,092.10
  4. Step 4: Simplify right side
    993,067.30x = 775,049,854,944.26
  5. Step 5: Solve for x
    x = 775,049,854,944.26/993,067.30
  6. Step 6: Final answer
    x = 780,460.55

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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.