Home / 430,991.69-594,716.38-247,220.66

Finding the Fourth Proportional to 430,991.69, 594,716.38 and 247,220.66

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Solution

The fourth proportional to 430,991.69, 594,716.38 and 247,220.66 is: 341,134.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,991.69 : 594,716.38 = 247,220.66 : x
  2. Step 2: Convert to fraction form
    430,991.69/594,716.38 = 247,220.66/x
  3. Step 3: Cross multiply
    430,991.69x = 594,716.38 × 247,220.66
  4. Step 4: Simplify right side
    430,991.69x = 147,026,173,499.87
  5. Step 5: Solve for x
    x = 147,026,173,499.87/430,991.69
  6. Step 6: Final answer
    x = 341,134.59

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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.