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Finding the Fourth Proportional to 222,372.87, 306,924.99 and 173,878.86

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Solution

The fourth proportional to 222,372.87, 306,924.99 and 173,878.86 is: 239,992.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,372.87 : 306,924.99 = 173,878.86 : x
  2. Step 2: Convert to fraction form
    222,372.87/306,924.99 = 173,878.86/x
  3. Step 3: Cross multiply
    222,372.87x = 306,924.99 × 173,878.86
  4. Step 4: Simplify right side
    222,372.87x = 53,367,767,366.71
  5. Step 5: Solve for x
    x = 53,367,767,366.71/222,372.87
  6. Step 6: Final answer
    x = 239,992.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.