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Finding the Fourth Proportional to 366,964.90, 550,447.35 and 352,968.10

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Solution

The fourth proportional to 366,964.90, 550,447.35 and 352,968.10 is: 529,452.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,964.90 : 550,447.35 = 352,968.10 : x
  2. Step 2: Convert to fraction form
    366,964.90/550,447.35 = 352,968.10/x
  3. Step 3: Cross multiply
    366,964.90x = 550,447.35 × 352,968.10
  4. Step 4: Simplify right side
    366,964.90x = 194,290,355,279.54
  5. Step 5: Solve for x
    x = 194,290,355,279.54/366,964.90
  6. Step 6: Final answer
    x = 529,452.15

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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.