Home / 700,013.37-1,050,906.23-429,476.68

Finding the Fourth Proportional to 700,013.37, 1,050,906.23 and 429,476.68

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Solution

The fourth proportional to 700,013.37, 1,050,906.23 and 429,476.68 is: 644,758.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,013.37 : 1,050,906.23 = 429,476.68 : x
  2. Step 2: Convert to fraction form
    700,013.37/1,050,906.23 = 429,476.68/x
  3. Step 3: Cross multiply
    700,013.37x = 1,050,906.23 × 429,476.68
  4. Step 4: Simplify right side
    700,013.37x = 451,339,718,651.72
  5. Step 5: Solve for x
    x = 451,339,718,651.72/700,013.37
  6. Step 6: Final answer
    x = 644,758.71

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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.