Home / 892,605.65-1,231,340.33-569,976.53

Finding the Fourth Proportional to 892,605.65, 1,231,340.33 and 569,976.53

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Solution

The fourth proportional to 892,605.65, 1,231,340.33 and 569,976.53 is: 786,276.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,605.65 : 1,231,340.33 = 569,976.53 : x
  2. Step 2: Convert to fraction form
    892,605.65/1,231,340.33 = 569,976.53/x
  3. Step 3: Cross multiply
    892,605.65x = 1,231,340.33 × 569,976.53
  4. Step 4: Simplify right side
    892,605.65x = 701,835,085,692.57
  5. Step 5: Solve for x
    x = 701,835,085,692.57/892,605.65
  6. Step 6: Final answer
    x = 786,276.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.