Home / 966,450.20-1,450,112.70-460,815.80

Finding the Fourth Proportional to 966,450.20, 1,450,112.70 and 460,815.80

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Solution

The fourth proportional to 966,450.20, 1,450,112.70 and 460,815.80 is: 691,432.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,450.20 : 1,450,112.70 = 460,815.80 : x
  2. Step 2: Convert to fraction form
    966,450.20/1,450,112.70 = 460,815.80/x
  3. Step 3: Cross multiply
    966,450.20x = 1,450,112.70 × 460,815.80
  4. Step 4: Simplify right side
    966,450.20x = 668,234,843,940.66
  5. Step 5: Solve for x
    x = 668,234,843,940.66/966,450.20
  6. Step 6: Final answer
    x = 691,432.26

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1.5x scale

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.