Home / 796,288.20-1,196,765.10-782,291.40

Finding the Fourth Proportional to 796,288.20, 1,196,765.10 and 782,291.40

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Solution

The fourth proportional to 796,288.20, 1,196,765.10 and 782,291.40 is: 1,175,728.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    796,288.20 : 1,196,765.10 = 782,291.40 : x
  2. Step 2: Convert to fraction form
    796,288.20/1,196,765.10 = 782,291.40/x
  3. Step 3: Cross multiply
    796,288.20x = 1,196,765.10 × 782,291.40
  4. Step 4: Simplify right side
    796,288.20x = 936,219,045,550.14
  5. Step 5: Solve for x
    x = 936,219,045,550.14/796,288.20
  6. Step 6: Final answer
    x = 1,175,728.90

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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.