Home / 1,305,956.20-1,958,254.62-464,385.64

Finding the Fourth Proportional to 1,305,956.20, 1,958,254.62 and 464,385.64

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Solution

The fourth proportional to 1,305,956.20, 1,958,254.62 and 464,385.64 is: 696,336.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,956.20 : 1,958,254.62 = 464,385.64 : x
  2. Step 2: Convert to fraction form
    1,305,956.20/1,958,254.62 = 464,385.64/x
  3. Step 3: Cross multiply
    1,305,956.20x = 1,958,254.62 × 464,385.64
  4. Step 4: Simplify right side
    1,305,956.20x = 909,385,324,991.66
  5. Step 5: Solve for x
    x = 909,385,324,991.66/1,305,956.20
  6. Step 6: Final answer
    x = 696,336.77

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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.