Home / 476,211.42-657,171.23-261,352.04

Finding the Fourth Proportional to 476,211.42, 657,171.23 and 261,352.04

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Solution

The fourth proportional to 476,211.42, 657,171.23 and 261,352.04 is: 360,665.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,211.42 : 657,171.23 = 261,352.04 : x
  2. Step 2: Convert to fraction form
    476,211.42/657,171.23 = 261,352.04/x
  3. Step 3: Cross multiply
    476,211.42x = 657,171.23 × 261,352.04
  4. Step 4: Simplify right side
    476,211.42x = 171,753,036,997.19
  5. Step 5: Solve for x
    x = 171,753,036,997.19/476,211.42
  6. Step 6: Final answer
    x = 360,665.51

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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.