Home / 369,819.14-552,053.37-324,978.89

Finding the Fourth Proportional to 369,819.14, 552,053.37 and 324,978.89

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Solution

The fourth proportional to 369,819.14, 552,053.37 and 324,978.89 is: 485,117.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,819.14 : 552,053.37 = 324,978.89 : x
  2. Step 2: Convert to fraction form
    369,819.14/552,053.37 = 324,978.89/x
  3. Step 3: Cross multiply
    369,819.14x = 552,053.37 × 324,978.89
  4. Step 4: Simplify right side
    369,819.14x = 179,405,689,861.76
  5. Step 5: Solve for x
    x = 179,405,689,861.76/369,819.14
  6. Step 6: Final answer
    x = 485,117.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.