Home / 892,154.98-1,231,174.11-484,256.80

Finding the Fourth Proportional to 892,154.98, 1,231,174.11 and 484,256.80

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Solution

The fourth proportional to 892,154.98, 1,231,174.11 and 484,256.80 is: 668,274.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,154.98 : 1,231,174.11 = 484,256.80 : x
  2. Step 2: Convert to fraction form
    892,154.98/1,231,174.11 = 484,256.80/x
  3. Step 3: Cross multiply
    892,154.98x = 1,231,174.11 × 484,256.80
  4. Step 4: Simplify right side
    892,154.98x = 596,204,434,751.45
  5. Step 5: Solve for x
    x = 596,204,434,751.45/892,154.98
  6. Step 6: Final answer
    x = 668,274.51

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Double scale
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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.