Home / 892,674.56-1,231,376.64-534,771.20

Finding the Fourth Proportional to 892,674.56, 1,231,376.64 and 534,771.20

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Solution

The fourth proportional to 892,674.56, 1,231,376.64 and 534,771.20 is: 737,676.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,674.56 : 1,231,376.64 = 534,771.20 : x
  2. Step 2: Convert to fraction form
    892,674.56/1,231,376.64 = 534,771.20/x
  3. Step 3: Cross multiply
    892,674.56x = 1,231,376.64 × 534,771.20
  4. Step 4: Simplify right side
    892,674.56x = 658,504,763,424.77
  5. Step 5: Solve for x
    x = 658,504,763,424.77/892,674.56
  6. Step 6: Final answer
    x = 737,676.18

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Half scale
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Double scale
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Similar ratio
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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.