Home / 954,174.80-1,430,717.88-392,540.24

Finding the Fourth Proportional to 954,174.80, 1,430,717.88 and 392,540.24

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Solution

The fourth proportional to 954,174.80, 1,430,717.88 and 392,540.24 is: 588,586.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,174.80 : 1,430,717.88 = 392,540.24 : x
  2. Step 2: Convert to fraction form
    954,174.80/1,430,717.88 = 392,540.24/x
  3. Step 3: Cross multiply
    954,174.80x = 1,430,717.88 × 392,540.24
  4. Step 4: Simplify right side
    954,174.80x = 561,614,339,987.49
  5. Step 5: Solve for x
    x = 561,614,339,987.49/954,174.80
  6. Step 6: Final answer
    x = 588,586.43

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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.