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Finding the Fourth Proportional to 323,321.58, 484,792.02 and 123,656.58

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Solution

The fourth proportional to 323,321.58, 484,792.02 and 123,656.58 is: 185,412.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,321.58 : 484,792.02 = 123,656.58 : x
  2. Step 2: Convert to fraction form
    323,321.58/484,792.02 = 123,656.58/x
  3. Step 3: Cross multiply
    323,321.58x = 484,792.02 × 123,656.58
  4. Step 4: Simplify right side
    323,321.58x = 59,947,723,204.49
  5. Step 5: Solve for x
    x = 59,947,723,204.49/323,321.58
  6. Step 6: Final answer
    x = 185,412.07

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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.