Home / 430,947.42-594,717.03-239,978.58

Finding the Fourth Proportional to 430,947.42, 594,717.03 and 239,978.58

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Solution

The fourth proportional to 430,947.42, 594,717.03 and 239,978.58 is: 331,175.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,947.42 : 594,717.03 = 239,978.58 : x
  2. Step 2: Convert to fraction form
    430,947.42/594,717.03 = 239,978.58/x
  3. Step 3: Cross multiply
    430,947.42x = 594,717.03 × 239,978.58
  4. Step 4: Simplify right side
    430,947.42x = 142,719,348,361.22
  5. Step 5: Solve for x
    x = 142,719,348,361.22/430,947.42
  6. Step 6: Final answer
    x = 331,175.78

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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.