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Finding the Fourth Proportional to 667,737.60, 1,001,597.64 and 162,297.11

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Solution

The fourth proportional to 667,737.60, 1,001,597.64 and 162,297.11 is: 243,443.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,737.60 : 1,001,597.64 = 162,297.11 : x
  2. Step 2: Convert to fraction form
    667,737.60/1,001,597.64 = 162,297.11/x
  3. Step 3: Cross multiply
    667,737.60x = 1,001,597.64 × 162,297.11
  4. Step 4: Simplify right side
    667,737.60x = 162,556,397,346.83
  5. Step 5: Solve for x
    x = 162,556,397,346.83/667,737.60
  6. Step 6: Final answer
    x = 243,443.53

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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.