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Finding the Fourth Proportional to 537,781.68, 806,484.48 and 158,601.84

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Solution

The fourth proportional to 537,781.68, 806,484.48 and 158,601.84 is: 237,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,781.68 : 806,484.48 = 158,601.84 : x
  2. Step 2: Convert to fraction form
    537,781.68/806,484.48 = 158,601.84/x
  3. Step 3: Cross multiply
    537,781.68x = 806,484.48 × 158,601.84
  4. Step 4: Simplify right side
    537,781.68x = 127,909,922,459.44
  5. Step 5: Solve for x
    x = 127,909,922,459.44/537,781.68
  6. Step 6: Final answer
    x = 237,847.30

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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.