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Finding the Fourth Proportional to 567,072.20, 850,608.30 and 514,584.20

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Solution

The fourth proportional to 567,072.20, 850,608.30 and 514,584.20 is: 771,876.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,072.20 : 850,608.30 = 514,584.20 : x
  2. Step 2: Convert to fraction form
    567,072.20/850,608.30 = 514,584.20/x
  3. Step 3: Cross multiply
    567,072.20x = 850,608.30 × 514,584.20
  4. Step 4: Simplify right side
    567,072.20x = 437,709,591,568.86
  5. Step 5: Solve for x
    x = 437,709,591,568.86/567,072.20
  6. Step 6: Final answer
    x = 771,876.30

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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.