Home / 588,171.88-811,535.70-346,435.48

Finding the Fourth Proportional to 588,171.88, 811,535.70 and 346,435.48

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Solution

The fourth proportional to 588,171.88, 811,535.70 and 346,435.48 is: 477,997.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,171.88 : 811,535.70 = 346,435.48 : x
  2. Step 2: Convert to fraction form
    588,171.88/811,535.70 = 346,435.48/x
  3. Step 3: Cross multiply
    588,171.88x = 811,535.70 × 346,435.48
  4. Step 4: Simplify right side
    588,171.88x = 281,144,759,766.64
  5. Step 5: Solve for x
    x = 281,144,759,766.64/588,171.88
  6. Step 6: Final answer
    x = 477,997.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.