Home / 619,318.10-929,004.15-170,027.30

Finding the Fourth Proportional to 619,318.10, 929,004.15 and 170,027.30

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Solution

The fourth proportional to 619,318.10, 929,004.15 and 170,027.30 is: 255,048.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,318.10 : 929,004.15 = 170,027.30 : x
  2. Step 2: Convert to fraction form
    619,318.10/929,004.15 = 170,027.30/x
  3. Step 3: Cross multiply
    619,318.10x = 929,004.15 × 170,027.30
  4. Step 4: Simplify right side
    619,318.10x = 157,956,067,313.30
  5. Step 5: Solve for x
    x = 157,956,067,313.30/619,318.10
  6. Step 6: Final answer
    x = 255,048.36

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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.