Home / 848,725.28-1,171,255.15-486,180.82

Finding the Fourth Proportional to 848,725.28, 1,171,255.15 and 486,180.82

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Solution

The fourth proportional to 848,725.28, 1,171,255.15 and 486,180.82 is: 670,937.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,725.28 : 1,171,255.15 = 486,180.82 : x
  2. Step 2: Convert to fraction form
    848,725.28/1,171,255.15 = 486,180.82/x
  3. Step 3: Cross multiply
    848,725.28x = 1,171,255.15 × 486,180.82
  4. Step 4: Simplify right side
    848,725.28x = 569,441,789,256.22
  5. Step 5: Solve for x
    x = 569,441,789,256.22/848,725.28
  6. Step 6: Final answer
    x = 670,937.70

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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.