Home / 704,868.72-1,057,293.96-172,394.16

Finding the Fourth Proportional to 704,868.72, 1,057,293.96 and 172,394.16

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Solution

The fourth proportional to 704,868.72, 1,057,293.96 and 172,394.16 is: 258,589.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,868.72 : 1,057,293.96 = 172,394.16 : x
  2. Step 2: Convert to fraction form
    704,868.72/1,057,293.96 = 172,394.16/x
  3. Step 3: Cross multiply
    704,868.72x = 1,057,293.96 × 172,394.16
  4. Step 4: Simplify right side
    704,868.72x = 182,271,304,107.27
  5. Step 5: Solve for x
    x = 182,271,304,107.27/704,868.72
  6. Step 6: Final answer
    x = 258,589.01

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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.