Home / 656,399.10-984,036.99-251,881.59

Finding the Fourth Proportional to 656,399.10, 984,036.99 and 251,881.59

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Solution

The fourth proportional to 656,399.10, 984,036.99 and 251,881.59 is: 377,606.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,399.10 : 984,036.99 = 251,881.59 : x
  2. Step 2: Convert to fraction form
    656,399.10/984,036.99 = 251,881.59/x
  3. Step 3: Cross multiply
    656,399.10x = 984,036.99 × 251,881.59
  4. Step 4: Simplify right side
    656,399.10x = 247,860,801,660.01
  5. Step 5: Solve for x
    x = 247,860,801,660.01/656,399.10
  6. Step 6: Final answer
    x = 377,606.86

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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.