Home / 823,296.06-1,235,653.48-570,753.90

Finding the Fourth Proportional to 823,296.06, 1,235,653.48 and 570,753.90

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Solution

The fourth proportional to 823,296.06, 1,235,653.48 and 570,753.90 is: 856,622.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,296.06 : 1,235,653.48 = 570,753.90 : x
  2. Step 2: Convert to fraction form
    823,296.06/1,235,653.48 = 570,753.90/x
  3. Step 3: Cross multiply
    823,296.06x = 1,235,653.48 × 570,753.90
  4. Step 4: Simplify right side
    823,296.06x = 705,254,042,758.57
  5. Step 5: Solve for x
    x = 705,254,042,758.57/823,296.06
  6. Step 6: Final answer
    x = 856,622.64

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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.