Home / 756,592.92-1,134,845.64-277,144.20

Finding the Fourth Proportional to 756,592.92, 1,134,845.64 and 277,144.20

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Solution

The fourth proportional to 756,592.92, 1,134,845.64 and 277,144.20 is: 415,700.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,592.92 : 1,134,845.64 = 277,144.20 : x
  2. Step 2: Convert to fraction form
    756,592.92/1,134,845.64 = 277,144.20/x
  3. Step 3: Cross multiply
    756,592.92x = 1,134,845.64 × 277,144.20
  4. Step 4: Simplify right side
    756,592.92x = 314,515,887,021.29
  5. Step 5: Solve for x
    x = 314,515,887,021.29/756,592.92
  6. Step 6: Final answer
    x = 415,700.28

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.