Home / 351,072.30-526,187.16-201,415.89

Finding the Fourth Proportional to 351,072.30, 526,187.16 and 201,415.89

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Solution

The fourth proportional to 351,072.30, 526,187.16 and 201,415.89 is: 301,882.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,072.30 : 526,187.16 = 201,415.89 : x
  2. Step 2: Convert to fraction form
    351,072.30/526,187.16 = 201,415.89/x
  3. Step 3: Cross multiply
    351,072.30x = 526,187.16 × 201,415.89
  4. Step 4: Simplify right side
    351,072.30x = 105,982,455,137.97
  5. Step 5: Solve for x
    x = 105,982,455,137.97/351,072.30
  6. Step 6: Final answer
    x = 301,882.13

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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.