Home / 677,673.11-1,015,848.70-322,591.79

Finding the Fourth Proportional to 677,673.11, 1,015,848.70 and 322,591.79

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Solution

The fourth proportional to 677,673.11, 1,015,848.70 and 322,591.79 is: 483,573.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,673.11 : 1,015,848.70 = 322,591.79 : x
  2. Step 2: Convert to fraction form
    677,673.11/1,015,848.70 = 322,591.79/x
  3. Step 3: Cross multiply
    677,673.11x = 1,015,848.70 × 322,591.79
  4. Step 4: Simplify right side
    677,673.11x = 327,704,450,502.17
  5. Step 5: Solve for x
    x = 327,704,450,502.17/677,673.11
  6. Step 6: Final answer
    x = 483,573.05

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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.