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Finding the Fourth Proportional to 506,719.80, 760,035.96 and 151,813.44

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Solution

The fourth proportional to 506,719.80, 760,035.96 and 151,813.44 is: 227,707.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,719.80 : 760,035.96 = 151,813.44 : x
  2. Step 2: Convert to fraction form
    506,719.80/760,035.96 = 151,813.44/x
  3. Step 3: Cross multiply
    506,719.80x = 760,035.96 × 151,813.44
  4. Step 4: Simplify right side
    506,719.80x = 115,383,673,611.30
  5. Step 5: Solve for x
    x = 115,383,673,611.30/506,719.80
  6. Step 6: Final answer
    x = 227,707.06

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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.