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Finding the Fourth Proportional to 567,067.80, 850,601.70 and 212,008.35

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Solution

The fourth proportional to 567,067.80, 850,601.70 and 212,008.35 is: 318,012.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,067.80 : 850,601.70 = 212,008.35 : x
  2. Step 2: Convert to fraction form
    567,067.80/850,601.70 = 212,008.35/x
  3. Step 3: Cross multiply
    567,067.80x = 850,601.70 × 212,008.35
  4. Step 4: Simplify right side
    567,067.80x = 180,334,662,924.20
  5. Step 5: Solve for x
    x = 180,334,662,924.20/567,067.80
  6. Step 6: Final answer
    x = 318,012.53

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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.