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Finding the Fourth Proportional to 495,460.80, 743,482.80 and 179,949.60

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Solution

The fourth proportional to 495,460.80, 743,482.80 and 179,949.60 is: 270,030.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,460.80 : 743,482.80 = 179,949.60 : x
  2. Step 2: Convert to fraction form
    495,460.80/743,482.80 = 179,949.60/x
  3. Step 3: Cross multiply
    495,460.80x = 743,482.80 × 179,949.60
  4. Step 4: Simplify right side
    495,460.80x = 133,789,432,466.88
  5. Step 5: Solve for x
    x = 133,789,432,466.88/495,460.80
  6. Step 6: Final answer
    x = 270,030.31

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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.