Home / 598,868.20-898,302.30-543,755.80

Finding the Fourth Proportional to 598,868.20, 898,302.30 and 543,755.80

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Solution

The fourth proportional to 598,868.20, 898,302.30 and 543,755.80 is: 815,633.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,868.20 : 898,302.30 = 543,755.80 : x
  2. Step 2: Convert to fraction form
    598,868.20/898,302.30 = 543,755.80/x
  3. Step 3: Cross multiply
    598,868.20x = 898,302.30 × 543,755.80
  4. Step 4: Simplify right side
    598,868.20x = 488,457,085,778.34
  5. Step 5: Solve for x
    x = 488,457,085,778.34/598,868.20
  6. Step 6: Final answer
    x = 815,633.70

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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.