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Finding the Fourth Proportional to 407,500.23, 611,215.11 and 182,800.56

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Solution

The fourth proportional to 407,500.23, 611,215.11 and 182,800.56 is: 274,185.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,500.23 : 611,215.11 = 182,800.56 : x
  2. Step 2: Convert to fraction form
    407,500.23/611,215.11 = 182,800.56/x
  3. Step 3: Cross multiply
    407,500.23x = 611,215.11 × 182,800.56
  4. Step 4: Simplify right side
    407,500.23x = 111,730,464,388.46
  5. Step 5: Solve for x
    x = 111,730,464,388.46/407,500.23
  6. Step 6: Final answer
    x = 274,185.03

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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.