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Finding the Fourth Proportional to 222,245.74, 333,460.89 and 142,373.75

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Solution

The fourth proportional to 222,245.74, 333,460.89 and 142,373.75 is: 213,619.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,245.74 : 333,460.89 = 142,373.75 : x
  2. Step 2: Convert to fraction form
    222,245.74/333,460.89 = 142,373.75/x
  3. Step 3: Cross multiply
    222,245.74x = 333,460.89 × 142,373.75
  4. Step 4: Simplify right side
    222,245.74x = 47,476,077,387.64
  5. Step 5: Solve for x
    x = 47,476,077,387.64/222,245.74
  6. Step 6: Final answer
    x = 213,619.74

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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.