Home / 756,032.20-1,134,048.30-667,458.70

Finding the Fourth Proportional to 756,032.20, 1,134,048.30 and 667,458.70

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Solution

The fourth proportional to 756,032.20, 1,134,048.30 and 667,458.70 is: 1,001,188.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,032.20 : 1,134,048.30 = 667,458.70 : x
  2. Step 2: Convert to fraction form
    756,032.20/1,134,048.30 = 667,458.70/x
  3. Step 3: Cross multiply
    756,032.20x = 1,134,048.30 × 667,458.70
  4. Step 4: Simplify right side
    756,032.20x = 756,930,404,055.21
  5. Step 5: Solve for x
    x = 756,930,404,055.21/756,032.20
  6. Step 6: Final answer
    x = 1,001,188.05

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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.