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Finding the Fourth Proportional to 341,277.30, 470,962.11 and 188,315.37

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Solution

The fourth proportional to 341,277.30, 470,962.11 and 188,315.37 is: 259,874.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,277.30 : 470,962.11 = 188,315.37 : x
  2. Step 2: Convert to fraction form
    341,277.30/470,962.11 = 188,315.37/x
  3. Step 3: Cross multiply
    341,277.30x = 470,962.11 × 188,315.37
  4. Step 4: Simplify right side
    341,277.30x = 88,689,404,000.63
  5. Step 5: Solve for x
    x = 88,689,404,000.63/341,277.30
  6. Step 6: Final answer
    x = 259,874.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.