Home / 766,490.27-1,149,903.73-226,704.38

Finding the Fourth Proportional to 766,490.27, 1,149,903.73 and 226,704.38

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Solution

The fourth proportional to 766,490.27, 1,149,903.73 and 226,704.38 is: 340,106.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,490.27 : 1,149,903.73 = 226,704.38 : x
  2. Step 2: Convert to fraction form
    766,490.27/1,149,903.73 = 226,704.38/x
  3. Step 3: Cross multiply
    766,490.27x = 1,149,903.73 × 226,704.38
  4. Step 4: Simplify right side
    766,490.27x = 260,688,206,419.82
  5. Step 5: Solve for x
    x = 260,688,206,419.82/766,490.27
  6. Step 6: Final answer
    x = 340,106.35

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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.