Home / 456,075.37-629,379.74-252,131.54

Finding the Fourth Proportional to 456,075.37, 629,379.74 and 252,131.54

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Solution

The fourth proportional to 456,075.37, 629,379.74 and 252,131.54 is: 347,939.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,075.37 : 629,379.74 = 252,131.54 : x
  2. Step 2: Convert to fraction form
    456,075.37/629,379.74 = 252,131.54/x
  3. Step 3: Cross multiply
    456,075.37x = 629,379.74 × 252,131.54
  4. Step 4: Simplify right side
    456,075.37x = 158,686,481,830.34
  5. Step 5: Solve for x
    x = 158,686,481,830.34/456,075.37
  6. Step 6: Final answer
    x = 347,939.17

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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.