Home / 873,933.58-1,206,051.15-491,974.30

Finding the Fourth Proportional to 873,933.58, 1,206,051.15 and 491,974.30

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Solution

The fourth proportional to 873,933.58, 1,206,051.15 and 491,974.30 is: 678,937.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,933.58 : 1,206,051.15 = 491,974.30 : x
  2. Step 2: Convert to fraction form
    873,933.58/1,206,051.15 = 491,974.30/x
  3. Step 3: Cross multiply
    873,933.58x = 1,206,051.15 × 491,974.30
  4. Step 4: Simplify right side
    873,933.58x = 593,346,170,285.45
  5. Step 5: Solve for x
    x = 593,346,170,285.45/873,933.58
  6. Step 6: Final answer
    x = 678,937.37

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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.