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Finding the Fourth Proportional to 324,150.30, 485,812.35 and 181,995.30

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Solution

The fourth proportional to 324,150.30, 485,812.35 and 181,995.30 is: 272,761.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,150.30 : 485,812.35 = 181,995.30 : x
  2. Step 2: Convert to fraction form
    324,150.30/485,812.35 = 181,995.30/x
  3. Step 3: Cross multiply
    324,150.30x = 485,812.35 × 181,995.30
  4. Step 4: Simplify right side
    324,150.30x = 88,415,564,381.96
  5. Step 5: Solve for x
    x = 88,415,564,381.96/324,150.30
  6. Step 6: Final answer
    x = 272,761.01

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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.