Home / 507,106.05-761,081.45-267,306.06

Finding the Fourth Proportional to 507,106.05, 761,081.45 and 267,306.06

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Solution

The fourth proportional to 507,106.05, 761,081.45 and 267,306.06 is: 401,181.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,106.05 : 761,081.45 = 267,306.06 : x
  2. Step 2: Convert to fraction form
    507,106.05/761,081.45 = 267,306.06/x
  3. Step 3: Cross multiply
    507,106.05x = 761,081.45 × 267,306.06
  4. Step 4: Simplify right side
    507,106.05x = 203,441,682,402.06
  5. Step 5: Solve for x
    x = 203,441,682,402.06/507,106.05
  6. Step 6: Final answer
    x = 401,181.73

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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.