Home / 966,753.20-1,450,129.80-809,289.20

Finding the Fourth Proportional to 966,753.20, 1,450,129.80 and 809,289.20

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Solution

The fourth proportional to 966,753.20, 1,450,129.80 and 809,289.20 is: 1,213,933.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,753.20 : 1,450,129.80 = 809,289.20 : x
  2. Step 2: Convert to fraction form
    966,753.20/1,450,129.80 = 809,289.20/x
  3. Step 3: Cross multiply
    966,753.20x = 1,450,129.80 × 809,289.20
  4. Step 4: Simplify right side
    966,753.20x = 1,173,574,385,738.16
  5. Step 5: Solve for x
    x = 1,173,574,385,738.16/966,753.20
  6. Step 6: Final answer
    x = 1,213,933.80

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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.