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Finding the Fourth Proportional to 376,316.96, 564,316.20 and 151,617.02

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Solution

The fourth proportional to 376,316.96, 564,316.20 and 151,617.02 is: 227,361.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,316.96 : 564,316.20 = 151,617.02 : x
  2. Step 2: Convert to fraction form
    376,316.96/564,316.20 = 151,617.02/x
  3. Step 3: Cross multiply
    376,316.96x = 564,316.20 × 151,617.02
  4. Step 4: Simplify right side
    376,316.96x = 85,559,937,760.14
  5. Step 5: Solve for x
    x = 85,559,937,760.14/376,316.96
  6. Step 6: Final answer
    x = 227,361.37

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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.