Home / 497,709.38-746,566.80-123,732.38

Finding the Fourth Proportional to 497,709.38, 746,566.80 and 123,732.38

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Solution

The fourth proportional to 497,709.38, 746,566.80 and 123,732.38 is: 185,599.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,709.38 : 746,566.80 = 123,732.38 : x
  2. Step 2: Convert to fraction form
    497,709.38/746,566.80 = 123,732.38/x
  3. Step 3: Cross multiply
    497,709.38x = 746,566.80 × 123,732.38
  4. Step 4: Simplify right side
    497,709.38x = 92,374,486,992.98
  5. Step 5: Solve for x
    x = 92,374,486,992.98/497,709.38
  6. Step 6: Final answer
    x = 185,599.25

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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.