Home / 1,530,906.72-2,296,357.92-520,133.64

Finding the Fourth Proportional to 1,530,906.72, 2,296,357.92 and 520,133.64

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Solution

The fourth proportional to 1,530,906.72, 2,296,357.92 and 520,133.64 is: 780,199.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,906.72 : 2,296,357.92 = 520,133.64 : x
  2. Step 2: Convert to fraction form
    1,530,906.72/2,296,357.92 = 520,133.64/x
  3. Step 3: Cross multiply
    1,530,906.72x = 2,296,357.92 × 520,133.64
  4. Step 4: Simplify right side
    1,530,906.72x = 1,194,413,003,672.43
  5. Step 5: Solve for x
    x = 1,194,413,003,672.43/1,530,906.72
  6. Step 6: Final answer
    x = 780,199.73

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Double scale
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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.