Home / 724,036.92-999,364.82-451,941

Finding the Fourth Proportional to 724,036.92, 999,364.82 and 451,941

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Solution

The fourth proportional to 724,036.92, 999,364.82 and 451,941 is: 623,799.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,036.92 : 999,364.82 = 451,941 : x
  2. Step 2: Convert to fraction form
    724,036.92/999,364.82 = 451,941/x
  3. Step 3: Cross multiply
    724,036.92x = 999,364.82 × 451,941
  4. Step 4: Simplify right side
    724,036.92x = 451,653,933,855.92
  5. Step 5: Solve for x
    x = 451,653,933,855.92/724,036.92
  6. Step 6: Final answer
    x = 623,799.59

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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.