Home / 892,288.80-1,230,902.39-569,659.83

Finding the Fourth Proportional to 892,288.80, 1,230,902.39 and 569,659.83

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Solution

The fourth proportional to 892,288.80, 1,230,902.39 and 569,659.83 is: 785,839.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,288.80 : 1,230,902.39 = 569,659.83 : x
  2. Step 2: Convert to fraction form
    892,288.80/1,230,902.39 = 569,659.83/x
  3. Step 3: Cross multiply
    892,288.80x = 1,230,902.39 × 569,659.83
  4. Step 4: Simplify right side
    892,288.80x = 701,195,646,233.99
  5. Step 5: Solve for x
    x = 701,195,646,233.99/892,288.80
  6. Step 6: Final answer
    x = 785,839.35

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1.5x scale

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.