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Finding the Fourth Proportional to 404,575.96, 557,999.24 and 259,395.62

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Solution

The fourth proportional to 404,575.96, 557,999.24 and 259,395.62 is: 357,763.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,575.96 : 557,999.24 = 259,395.62 : x
  2. Step 2: Convert to fraction form
    404,575.96/557,999.24 = 259,395.62/x
  3. Step 3: Cross multiply
    404,575.96x = 557,999.24 × 259,395.62
  4. Step 4: Simplify right side
    404,575.96x = 144,742,558,819.33
  5. Step 5: Solve for x
    x = 144,742,558,819.33/404,575.96
  6. Step 6: Final answer
    x = 357,763.62

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1.5x scale

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.