Home / 475,850.10-656,329.04-404,116.50

Finding the Fourth Proportional to 475,850.10, 656,329.04 and 404,116.50

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Solution

The fourth proportional to 475,850.10, 656,329.04 and 404,116.50 is: 557,388.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,850.10 : 656,329.04 = 404,116.50 : x
  2. Step 2: Convert to fraction form
    475,850.10/656,329.04 = 404,116.50/x
  3. Step 3: Cross multiply
    475,850.10x = 656,329.04 × 404,116.50
  4. Step 4: Simplify right side
    475,850.10x = 265,233,394,493.16
  5. Step 5: Solve for x
    x = 265,233,394,493.16/475,850.10
  6. Step 6: Final answer
    x = 557,388.54

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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.