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Finding the Fourth Proportional to 324,973, 448,458.96 and 181,731.70

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Solution

The fourth proportional to 324,973, 448,458.96 and 181,731.70 is: 250,787.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,973 : 448,458.96 = 181,731.70 : x
  2. Step 2: Convert to fraction form
    324,973/448,458.96 = 181,731.70/x
  3. Step 3: Cross multiply
    324,973x = 448,458.96 × 181,731.70
  4. Step 4: Simplify right side
    324,973x = 81,499,209,181.03
  5. Step 5: Solve for x
    x = 81,499,209,181.03/324,973
  6. Step 6: Final answer
    x = 250,787.63

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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.