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Finding the Fourth Proportional to 364,507.02, 503,019.99 and 203,362.10

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Solution

The fourth proportional to 364,507.02, 503,019.99 and 203,362.10 is: 280,639.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,507.02 : 503,019.99 = 203,362.10 : x
  2. Step 2: Convert to fraction form
    364,507.02/503,019.99 = 203,362.10/x
  3. Step 3: Cross multiply
    364,507.02x = 503,019.99 × 203,362.10
  4. Step 4: Simplify right side
    364,507.02x = 102,295,198,993.28
  5. Step 5: Solve for x
    x = 102,295,198,993.28/364,507.02
  6. Step 6: Final answer
    x = 280,639.86

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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.