Home / 704,792.72-1,057,179.63-172,318.34

Finding the Fourth Proportional to 704,792.72, 1,057,179.63 and 172,318.34

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Solution

The fourth proportional to 704,792.72, 1,057,179.63 and 172,318.34 is: 258,475.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,792.72 : 1,057,179.63 = 172,318.34 : x
  2. Step 2: Convert to fraction form
    704,792.72/1,057,179.63 = 172,318.34/x
  3. Step 3: Cross multiply
    704,792.72x = 1,057,179.63 × 172,318.34
  4. Step 4: Simplify right side
    704,792.72x = 182,171,438,923.41
  5. Step 5: Solve for x
    x = 182,171,438,923.41/704,792.72
  6. Step 6: Final answer
    x = 258,475.20

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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.