Home / 547,579.59-819,371.10-323,047.59

Finding the Fourth Proportional to 547,579.59, 819,371.10 and 323,047.59

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Solution

The fourth proportional to 547,579.59, 819,371.10 and 323,047.59 is: 483,392.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,579.59 : 819,371.10 = 323,047.59 : x
  2. Step 2: Convert to fraction form
    547,579.59/819,371.10 = 323,047.59/x
  3. Step 3: Cross multiply
    547,579.59x = 819,371.10 × 323,047.59
  4. Step 4: Simplify right side
    547,579.59x = 264,695,859,170.65
  5. Step 5: Solve for x
    x = 264,695,859,170.65/547,579.59
  6. Step 6: Final answer
    x = 483,392.49

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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.