Home / 692,829.42-1,039,243.68-504,487.91

Finding the Fourth Proportional to 692,829.42, 1,039,243.68 and 504,487.91

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Solution

The fourth proportional to 692,829.42, 1,039,243.68 and 504,487.91 is: 756,731.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,829.42 : 1,039,243.68 = 504,487.91 : x
  2. Step 2: Convert to fraction form
    692,829.42/1,039,243.68 = 504,487.91/x
  3. Step 3: Cross multiply
    692,829.42x = 1,039,243.68 × 504,487.91
  4. Step 4: Simplify right side
    692,829.42x = 524,285,866,907.69
  5. Step 5: Solve for x
    x = 524,285,866,907.69/692,829.42
  6. Step 6: Final answer
    x = 756,731.53

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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.