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Finding the Fourth Proportional to 400,652.66, 600,976.73 and 101,132.01

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Solution

The fourth proportional to 400,652.66, 600,976.73 and 101,132.01 is: 151,697.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,652.66 : 600,976.73 = 101,132.01 : x
  2. Step 2: Convert to fraction form
    400,652.66/600,976.73 = 101,132.01/x
  3. Step 3: Cross multiply
    400,652.66x = 600,976.73 × 101,132.01
  4. Step 4: Simplify right side
    400,652.66x = 60,777,984,920.96
  5. Step 5: Solve for x
    x = 60,777,984,920.96/400,652.66
  6. Step 6: Final answer
    x = 151,697.44

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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.