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Finding the Fourth Proportional to 222,001.90, 333,002.85 and 201,662.80

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Solution

The fourth proportional to 222,001.90, 333,002.85 and 201,662.80 is: 302,494.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,001.90 : 333,002.85 = 201,662.80 : x
  2. Step 2: Convert to fraction form
    222,001.90/333,002.85 = 201,662.80/x
  3. Step 3: Cross multiply
    222,001.90x = 333,002.85 × 201,662.80
  4. Step 4: Simplify right side
    222,001.90x = 67,154,287,138.98
  5. Step 5: Solve for x
    x = 67,154,287,138.98/222,001.90
  6. Step 6: Final answer
    x = 302,494.20

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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.