Home / 704,954.67-1,057,452.72-172,475.73

Finding the Fourth Proportional to 704,954.67, 1,057,452.72 and 172,475.73

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Solution

The fourth proportional to 704,954.67, 1,057,452.72 and 172,475.73 is: 258,718.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,954.67 : 1,057,452.72 = 172,475.73 : x
  2. Step 2: Convert to fraction form
    704,954.67/1,057,452.72 = 172,475.73/x
  3. Step 3: Cross multiply
    704,954.67x = 1,057,452.72 × 172,475.73
  4. Step 4: Simplify right side
    704,954.67x = 182,384,929,822.49
  5. Step 5: Solve for x
    x = 182,384,929,822.49/704,954.67
  6. Step 6: Final answer
    x = 258,718.66

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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.