Home / 476,867.10-715,112.82-173,189.46

Finding the Fourth Proportional to 476,867.10, 715,112.82 and 173,189.46

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Solution

The fourth proportional to 476,867.10, 715,112.82 and 173,189.46 is: 259,715.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,867.10 : 715,112.82 = 173,189.46 : x
  2. Step 2: Convert to fraction form
    476,867.10/715,112.82 = 173,189.46/x
  3. Step 3: Cross multiply
    476,867.10x = 715,112.82 × 173,189.46
  4. Step 4: Simplify right side
    476,867.10x = 123,850,003,134.88
  5. Step 5: Solve for x
    x = 123,850,003,134.88/476,867.10
  6. Step 6: Final answer
    x = 259,715.97

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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.