Home / 769,783.10-1,154,387.48-264,200.62

Finding the Fourth Proportional to 769,783.10, 1,154,387.48 and 264,200.62

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Solution

The fourth proportional to 769,783.10, 1,154,387.48 and 264,200.62 is: 396,202.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,783.10 : 1,154,387.48 = 264,200.62 : x
  2. Step 2: Convert to fraction form
    769,783.10/1,154,387.48 = 264,200.62/x
  3. Step 3: Cross multiply
    769,783.10x = 1,154,387.48 × 264,200.62
  4. Step 4: Simplify right side
    769,783.10x = 304,989,887,936.24
  5. Step 5: Solve for x
    x = 304,989,887,936.24/769,783.10
  6. Step 6: Final answer
    x = 396,202.37

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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.