Home / 663,074.48-994,618.56-530,795.54

Finding the Fourth Proportional to 663,074.48, 994,618.56 and 530,795.54

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Solution

The fourth proportional to 663,074.48, 994,618.56 and 530,795.54 is: 796,198.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,074.48 : 994,618.56 = 530,795.54 : x
  2. Step 2: Convert to fraction form
    663,074.48/994,618.56 = 530,795.54/x
  3. Step 3: Cross multiply
    663,074.48x = 994,618.56 × 530,795.54
  4. Step 4: Simplify right side
    663,074.48x = 527,939,095,649.22
  5. Step 5: Solve for x
    x = 527,939,095,649.22/663,074.48
  6. Step 6: Final answer
    x = 796,198.79

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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.