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Finding the Fourth Proportional to 326,505.80, 450,546.90 and 183,233

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Solution

The fourth proportional to 326,505.80, 450,546.90 and 183,233 is: 252,844.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,505.80 : 450,546.90 = 183,233 : x
  2. Step 2: Convert to fraction form
    326,505.80/450,546.90 = 183,233/x
  3. Step 3: Cross multiply
    326,505.80x = 450,546.90 × 183,233
  4. Step 4: Simplify right side
    326,505.80x = 82,555,060,127.70
  5. Step 5: Solve for x
    x = 82,555,060,127.70/326,505.80
  6. Step 6: Final answer
    x = 252,844.08

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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.