Home / 568,317.14-784,276.04-313,666.50

Finding the Fourth Proportional to 568,317.14, 784,276.04 and 313,666.50

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Solution

The fourth proportional to 568,317.14, 784,276.04 and 313,666.50 is: 432,858.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,317.14 : 784,276.04 = 313,666.50 : x
  2. Step 2: Convert to fraction form
    568,317.14/784,276.04 = 313,666.50/x
  3. Step 3: Cross multiply
    568,317.14x = 784,276.04 × 313,666.50
  4. Step 4: Simplify right side
    568,317.14x = 246,001,120,500.66
  5. Step 5: Solve for x
    x = 246,001,120,500.66/568,317.14
  6. Step 6: Final answer
    x = 432,858.88

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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.