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Finding the Fourth Proportional to 372,697.70, 559,051.41 and 106,466.90

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Solution

The fourth proportional to 372,697.70, 559,051.41 and 106,466.90 is: 159,701.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,697.70 : 559,051.41 = 106,466.90 : x
  2. Step 2: Convert to fraction form
    372,697.70/559,051.41 = 106,466.90/x
  3. Step 3: Cross multiply
    372,697.70x = 559,051.41 × 106,466.90
  4. Step 4: Simplify right side
    372,697.70x = 59,520,470,563.33
  5. Step 5: Solve for x
    x = 59,520,470,563.33/372,697.70
  6. Step 6: Final answer
    x = 159,701.74

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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.