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Finding the Fourth Proportional to 567,108.20, 850,662.30 and 533,865.80

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Solution

The fourth proportional to 567,108.20, 850,662.30 and 533,865.80 is: 800,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,108.20 : 850,662.30 = 533,865.80 : x
  2. Step 2: Convert to fraction form
    567,108.20/850,662.30 = 533,865.80/x
  3. Step 3: Cross multiply
    567,108.20x = 850,662.30 × 533,865.80
  4. Step 4: Simplify right side
    567,108.20x = 454,139,509,319.34
  5. Step 5: Solve for x
    x = 454,139,509,319.34/567,108.20
  6. Step 6: Final answer
    x = 800,798.70

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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.