Home / 702,130.59-1,052,556.12-252,745.83

Finding the Fourth Proportional to 702,130.59, 1,052,556.12 and 252,745.83

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Solution

The fourth proportional to 702,130.59, 1,052,556.12 and 252,745.83 is: 378,888.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,130.59 : 1,052,556.12 = 252,745.83 : x
  2. Step 2: Convert to fraction form
    702,130.59/1,052,556.12 = 252,745.83/x
  3. Step 3: Cross multiply
    702,130.59x = 1,052,556.12 × 252,745.83
  4. Step 4: Simplify right side
    702,130.59x = 266,029,170,170.98
  5. Step 5: Solve for x
    x = 266,029,170,170.98/702,130.59
  6. Step 6: Final answer
    x = 378,888.45

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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.