Home / 482,971.98-724,162.59-230,329.74

Finding the Fourth Proportional to 482,971.98, 724,162.59 and 230,329.74

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Solution

The fourth proportional to 482,971.98, 724,162.59 and 230,329.74 is: 345,353.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,971.98 : 724,162.59 = 230,329.74 : x
  2. Step 2: Convert to fraction form
    482,971.98/724,162.59 = 230,329.74/x
  3. Step 3: Cross multiply
    482,971.98x = 724,162.59 × 230,329.74
  4. Step 4: Simplify right side
    482,971.98x = 166,796,181,072.43
  5. Step 5: Solve for x
    x = 166,796,181,072.43/482,971.98
  6. Step 6: Final answer
    x = 345,353.74

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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.