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Finding the Fourth Proportional to 222,425.10, 333,670.05 and 72,672.30

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Solution

The fourth proportional to 222,425.10, 333,670.05 and 72,672.30 is: 109,019.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,425.10 : 333,670.05 = 72,672.30 : x
  2. Step 2: Convert to fraction form
    222,425.10/333,670.05 = 72,672.30/x
  3. Step 3: Cross multiply
    222,425.10x = 333,670.05 × 72,672.30
  4. Step 4: Simplify right side
    222,425.10x = 24,248,569,974.62
  5. Step 5: Solve for x
    x = 24,248,569,974.62/222,425.10
  6. Step 6: Final answer
    x = 109,019.04

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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.