Home / 591,212.80-886,819.20-558,553.60

Finding the Fourth Proportional to 591,212.80, 886,819.20 and 558,553.60

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Solution

The fourth proportional to 591,212.80, 886,819.20 and 558,553.60 is: 837,830.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,212.80 : 886,819.20 = 558,553.60 : x
  2. Step 2: Convert to fraction form
    591,212.80/886,819.20 = 558,553.60/x
  3. Step 3: Cross multiply
    591,212.80x = 886,819.20 × 558,553.60
  4. Step 4: Simplify right side
    591,212.80x = 495,336,056,709.12
  5. Step 5: Solve for x
    x = 495,336,056,709.12/591,212.80
  6. Step 6: Final answer
    x = 837,830.40

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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.