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Finding the Fourth Proportional to 363,009.60, 500,950.56 and 201,879.36

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Solution

The fourth proportional to 363,009.60, 500,950.56 and 201,879.36 is: 278,592.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,009.60 : 500,950.56 = 201,879.36 : x
  2. Step 2: Convert to fraction form
    363,009.60/500,950.56 = 201,879.36/x
  3. Step 3: Cross multiply
    363,009.60x = 500,950.56 × 201,879.36
  4. Step 4: Simplify right side
    363,009.60x = 101,131,578,444.44
  5. Step 5: Solve for x
    x = 101,131,578,444.44/363,009.60
  6. Step 6: Final answer
    x = 278,592.02

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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.