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Finding the Fourth Proportional to 567,046.80, 850,570.20 and 211,987.35

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Solution

The fourth proportional to 567,046.80, 850,570.20 and 211,987.35 is: 317,981.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,046.80 : 850,570.20 = 211,987.35 : x
  2. Step 2: Convert to fraction form
    567,046.80/850,570.20 = 211,987.35/x
  3. Step 3: Cross multiply
    567,046.80x = 850,570.20 × 211,987.35
  4. Step 4: Simplify right side
    567,046.80x = 180,310,122,686.97
  5. Step 5: Solve for x
    x = 180,310,122,686.97/567,046.80
  6. Step 6: Final answer
    x = 317,981.03

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Similar ratio
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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.