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Finding the Fourth Proportional to 524,181.41, 723,196.34 and 427,218.54

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Solution

The fourth proportional to 524,181.41, 723,196.34 and 427,218.54 is: 589,419.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,181.41 : 723,196.34 = 427,218.54 : x
  2. Step 2: Convert to fraction form
    524,181.41/723,196.34 = 427,218.54/x
  3. Step 3: Cross multiply
    524,181.41x = 723,196.34 × 427,218.54
  4. Step 4: Simplify right side
    524,181.41x = 308,962,884,508.14
  5. Step 5: Solve for x
    x = 308,962,884,508.14/524,181.41
  6. Step 6: Final answer
    x = 589,419.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.