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Finding the Fourth Proportional to 222,261.84, 306,771.30 and 141,673.32

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Solution

The fourth proportional to 222,261.84, 306,771.30 and 141,673.32 is: 195,541.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,261.84 : 306,771.30 = 141,673.32 : x
  2. Step 2: Convert to fraction form
    222,261.84/306,771.30 = 141,673.32/x
  3. Step 3: Cross multiply
    222,261.84x = 306,771.30 × 141,673.32
  4. Step 4: Simplify right side
    222,261.84x = 43,461,308,551.72
  5. Step 5: Solve for x
    x = 43,461,308,551.72/222,261.84
  6. Step 6: Final answer
    x = 195,541.03

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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.