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Finding the Fourth Proportional to 496,994.32, 745,503.63 and 181,451.53

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Solution

The fourth proportional to 496,994.32, 745,503.63 and 181,451.53 is: 272,181.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,994.32 : 745,503.63 = 181,451.53 : x
  2. Step 2: Convert to fraction form
    496,994.32/745,503.63 = 181,451.53/x
  3. Step 3: Cross multiply
    496,994.32x = 745,503.63 × 181,451.53
  4. Step 4: Simplify right side
    496,994.32x = 135,272,774,284.05
  5. Step 5: Solve for x
    x = 135,272,774,284.05/496,994.32
  6. Step 6: Final answer
    x = 272,181.73

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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.