Home / 629,438.40-944,551.26-255,461.40

Finding the Fourth Proportional to 629,438.40, 944,551.26 and 255,461.40

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Solution

The fourth proportional to 629,438.40, 944,551.26 and 255,461.40 is: 383,351.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,438.40 : 944,551.26 = 255,461.40 : x
  2. Step 2: Convert to fraction form
    629,438.40/944,551.26 = 255,461.40/x
  3. Step 3: Cross multiply
    629,438.40x = 944,551.26 × 255,461.40
  4. Step 4: Simplify right side
    629,438.40x = 241,296,387,251.36
  5. Step 5: Solve for x
    x = 241,296,387,251.36/629,438.40
  6. Step 6: Final answer
    x = 383,351.87

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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.