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Finding the Fourth Proportional to 366,330.60, 548,766.90 and 322,493.40

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Solution

The fourth proportional to 366,330.60, 548,766.90 and 322,493.40 is: 483,098.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,330.60 : 548,766.90 = 322,493.40 : x
  2. Step 2: Convert to fraction form
    366,330.60/548,766.90 = 322,493.40/x
  3. Step 3: Cross multiply
    366,330.60x = 548,766.90 × 322,493.40
  4. Step 4: Simplify right side
    366,330.60x = 176,973,703,388.46
  5. Step 5: Solve for x
    x = 176,973,703,388.46/366,330.60
  6. Step 6: Final answer
    x = 483,098.34

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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.