Home / 430,162.56-593,621.04-239,174.28

Finding the Fourth Proportional to 430,162.56, 593,621.04 and 239,174.28

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Solution

The fourth proportional to 430,162.56, 593,621.04 and 239,174.28 is: 330,058.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,162.56 : 593,621.04 = 239,174.28 : x
  2. Step 2: Convert to fraction form
    430,162.56/593,621.04 = 239,174.28/x
  3. Step 3: Cross multiply
    430,162.56x = 593,621.04 × 239,174.28
  4. Step 4: Simplify right side
    430,162.56x = 141,978,884,834.85
  5. Step 5: Solve for x
    x = 141,978,884,834.85/430,162.56
  6. Step 6: Final answer
    x = 330,058.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.