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Finding the Fourth Proportional to 222,883.02, 334,463.37 and 138,808.26

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Solution

The fourth proportional to 222,883.02, 334,463.37 and 138,808.26 is: 208,298.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,883.02 : 334,463.37 = 138,808.26 : x
  2. Step 2: Convert to fraction form
    222,883.02/334,463.37 = 138,808.26/x
  3. Step 3: Cross multiply
    222,883.02x = 334,463.37 × 138,808.26
  4. Step 4: Simplify right side
    222,883.02x = 46,426,278,423.44
  5. Step 5: Solve for x
    x = 46,426,278,423.44/222,883.02
  6. Step 6: Final answer
    x = 208,298.86

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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.