Home / 375,154.24-517,725.48-205,391.92

Finding the Fourth Proportional to 375,154.24, 517,725.48 and 205,391.92

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Solution

The fourth proportional to 375,154.24, 517,725.48 and 205,391.92 is: 283,447.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,154.24 : 517,725.48 = 205,391.92 : x
  2. Step 2: Convert to fraction form
    375,154.24/517,725.48 = 205,391.92/x
  3. Step 3: Cross multiply
    375,154.24x = 517,725.48 × 205,391.92
  4. Step 4: Simplify right side
    375,154.24x = 106,336,630,370.12
  5. Step 5: Solve for x
    x = 106,336,630,370.12/375,154.24
  6. Step 6: Final answer
    x = 283,447.76

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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.