Home / 541,257.40-746,916.78-299,550.16

Finding the Fourth Proportional to 541,257.40, 746,916.78 and 299,550.16

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Solution

The fourth proportional to 541,257.40, 746,916.78 and 299,550.16 is: 413,369.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,257.40 : 746,916.78 = 299,550.16 : x
  2. Step 2: Convert to fraction form
    541,257.40/746,916.78 = 299,550.16/x
  3. Step 3: Cross multiply
    541,257.40x = 746,916.78 × 299,550.16
  4. Step 4: Simplify right side
    541,257.40x = 223,739,040,955.69
  5. Step 5: Solve for x
    x = 223,739,040,955.69/541,257.40
  6. Step 6: Final answer
    x = 413,369.02

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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.