Home / 704,847.80-1,057,271.70-172,361.90

Finding the Fourth Proportional to 704,847.80, 1,057,271.70 and 172,361.90

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Solution

The fourth proportional to 704,847.80, 1,057,271.70 and 172,361.90 is: 258,542.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,847.80 : 1,057,271.70 = 172,361.90 : x
  2. Step 2: Convert to fraction form
    704,847.80/1,057,271.70 = 172,361.90/x
  3. Step 3: Cross multiply
    704,847.80x = 1,057,271.70 × 172,361.90
  4. Step 4: Simplify right side
    704,847.80x = 182,233,359,028.23
  5. Step 5: Solve for x
    x = 182,233,359,028.23/704,847.80
  6. Step 6: Final answer
    x = 258,542.85

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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.