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Finding the Fourth Proportional to 351,193.02, 526,804.26 and 111,301.68

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Solution

The fourth proportional to 351,193.02, 526,804.26 and 111,301.68 is: 166,957.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,193.02 : 526,804.26 = 111,301.68 : x
  2. Step 2: Convert to fraction form
    351,193.02/526,804.26 = 111,301.68/x
  3. Step 3: Cross multiply
    351,193.02x = 526,804.26 × 111,301.68
  4. Step 4: Simplify right side
    351,193.02x = 58,634,199,169.16
  5. Step 5: Solve for x
    x = 58,634,199,169.16/351,193.02
  6. Step 6: Final answer
    x = 166,957.19

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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.