Home / 536,037.72-738,984.78-438,902.52

Finding the Fourth Proportional to 536,037.72, 738,984.78 and 438,902.52

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Solution

The fourth proportional to 536,037.72, 738,984.78 and 438,902.52 is: 605,073.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,037.72 : 738,984.78 = 438,902.52 : x
  2. Step 2: Convert to fraction form
    536,037.72/738,984.78 = 438,902.52/x
  3. Step 3: Cross multiply
    536,037.72x = 738,984.78 × 438,902.52
  4. Step 4: Simplify right side
    536,037.72x = 324,342,282,183.65
  5. Step 5: Solve for x
    x = 324,342,282,183.65/536,037.72
  6. Step 6: Final answer
    x = 605,073.62

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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.