Home / 848,801.70-1,273,202.96-217,715.72

Finding the Fourth Proportional to 848,801.70, 1,273,202.96 and 217,715.72

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Solution

The fourth proportional to 848,801.70, 1,273,202.96 and 217,715.72 is: 326,573.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,801.70 : 1,273,202.96 = 217,715.72 : x
  2. Step 2: Convert to fraction form
    848,801.70/1,273,202.96 = 217,715.72/x
  3. Step 3: Cross multiply
    848,801.70x = 1,273,202.96 × 217,715.72
  4. Step 4: Simplify right side
    848,801.70x = 277,196,291,687.94
  5. Step 5: Solve for x
    x = 277,196,291,687.94/848,801.70
  6. Step 6: Final answer
    x = 326,573.68

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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.