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Finding the Fourth Proportional to 363,018.51, 500,927.19 and 201,847.55

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Solution

The fourth proportional to 363,018.51, 500,927.19 and 201,847.55 is: 278,528.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,018.51 : 500,927.19 = 201,847.55 : x
  2. Step 2: Convert to fraction form
    363,018.51/500,927.19 = 201,847.55/x
  3. Step 3: Cross multiply
    363,018.51x = 500,927.19 × 201,847.55
  4. Step 4: Simplify right side
    363,018.51x = 101,110,922,768.32
  5. Step 5: Solve for x
    x = 101,110,922,768.32/363,018.51
  6. Step 6: Final answer
    x = 278,528.28

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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.