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Finding the Fourth Proportional to 376,269.40, 564,404.10 and 151,737.40

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Solution

The fourth proportional to 376,269.40, 564,404.10 and 151,737.40 is: 227,606.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,269.40 : 564,404.10 = 151,737.40 : x
  2. Step 2: Convert to fraction form
    376,269.40/564,404.10 = 151,737.40/x
  3. Step 3: Cross multiply
    376,269.40x = 564,404.10 × 151,737.40
  4. Step 4: Simplify right side
    376,269.40x = 85,641,210,683.34
  5. Step 5: Solve for x
    x = 85,641,210,683.34/376,269.40
  6. Step 6: Final answer
    x = 227,606.10

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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.