Home / 543,450.38-749,984.94-301,732.98

Finding the Fourth Proportional to 543,450.38, 749,984.94 and 301,732.98

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Solution

The fourth proportional to 543,450.38, 749,984.94 and 301,732.98 is: 416,404.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,450.38 : 749,984.94 = 301,732.98 : x
  2. Step 2: Convert to fraction form
    543,450.38/749,984.94 = 301,732.98/x
  3. Step 3: Cross multiply
    543,450.38x = 749,984.94 × 301,732.98
  4. Step 4: Simplify right side
    543,450.38x = 226,295,188,088.88
  5. Step 5: Solve for x
    x = 226,295,188,088.88/543,450.38
  6. Step 6: Final answer
    x = 416,404.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.