Home / 451,582.31-675,961.83-291,444.19

Finding the Fourth Proportional to 451,582.31, 675,961.83 and 291,444.19

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Solution

The fourth proportional to 451,582.31, 675,961.83 and 291,444.19 is: 436,255.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,582.31 : 675,961.83 = 291,444.19 : x
  2. Step 2: Convert to fraction form
    451,582.31/675,961.83 = 291,444.19/x
  3. Step 3: Cross multiply
    451,582.31x = 675,961.83 × 291,444.19
  4. Step 4: Simplify right side
    451,582.31x = 197,005,146,558.05
  5. Step 5: Solve for x
    x = 197,005,146,558.05/451,582.31
  6. Step 6: Final answer
    x = 436,255.23

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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.