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Finding the Fourth Proportional to 351,010.65, 526,595.24 and 111,139.11

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Solution

The fourth proportional to 351,010.65, 526,595.24 and 111,139.11 is: 166,733.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,010.65 : 526,595.24 = 111,139.11 : x
  2. Step 2: Convert to fraction form
    351,010.65/526,595.24 = 111,139.11/x
  3. Step 3: Cross multiply
    351,010.65x = 526,595.24 × 111,139.11
  4. Step 4: Simplify right side
    351,010.65x = 58,525,325,748.14
  5. Step 5: Solve for x
    x = 58,525,325,748.14/351,010.65
  6. Step 6: Final answer
    x = 166,733.76

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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.