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Finding the Fourth Proportional to 324,663.08, 448,026.45 and 181,424.30

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Solution

The fourth proportional to 324,663.08, 448,026.45 and 181,424.30 is: 250,360.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,663.08 : 448,026.45 = 181,424.30 : x
  2. Step 2: Convert to fraction form
    324,663.08/448,026.45 = 181,424.30/x
  3. Step 3: Cross multiply
    324,663.08x = 448,026.45 × 181,424.30
  4. Step 4: Simplify right side
    324,663.08x = 81,282,885,072.74
  5. Step 5: Solve for x
    x = 81,282,885,072.74/324,663.08
  6. Step 6: Final answer
    x = 250,360.73

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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.