Home / 482,199.32-723,419.25-340,321.73

Finding the Fourth Proportional to 482,199.32, 723,419.25 and 340,321.73

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Solution

The fourth proportional to 482,199.32, 723,419.25 and 340,321.73 is: 510,567.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,199.32 : 723,419.25 = 340,321.73 : x
  2. Step 2: Convert to fraction form
    482,199.32/723,419.25 = 340,321.73/x
  3. Step 3: Cross multiply
    482,199.32x = 723,419.25 × 340,321.73
  4. Step 4: Simplify right side
    482,199.32x = 246,195,287,058.21
  5. Step 5: Solve for x
    x = 246,195,287,058.21/482,199.32
  6. Step 6: Final answer
    x = 510,567.48

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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.