Home / 349,177.12-481,841.04-205,930.72

Finding the Fourth Proportional to 349,177.12, 481,841.04 and 205,930.72

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Solution

The fourth proportional to 349,177.12, 481,841.04 and 205,930.72 is: 284,170.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,177.12 : 481,841.04 = 205,930.72 : x
  2. Step 2: Convert to fraction form
    349,177.12/481,841.04 = 205,930.72/x
  3. Step 3: Cross multiply
    349,177.12x = 481,841.04 × 205,930.72
  4. Step 4: Simplify right side
    349,177.12x = 99,225,872,292.75
  5. Step 5: Solve for x
    x = 99,225,872,292.75/349,177.12
  6. Step 6: Final answer
    x = 284,170.60

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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.