Home / 829,093.32-1,243,640.10-230,054.58

Finding the Fourth Proportional to 829,093.32, 1,243,640.10 and 230,054.58

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Solution

The fourth proportional to 829,093.32, 1,243,640.10 and 230,054.58 is: 345,081.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,093.32 : 1,243,640.10 = 230,054.58 : x
  2. Step 2: Convert to fraction form
    829,093.32/1,243,640.10 = 230,054.58/x
  3. Step 3: Cross multiply
    829,093.32x = 1,243,640.10 × 230,054.58
  4. Step 4: Simplify right side
    829,093.32x = 286,105,100,876.66
  5. Step 5: Solve for x
    x = 286,105,100,876.66/829,093.32
  6. Step 6: Final answer
    x = 345,081.90

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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.