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Finding the Fourth Proportional to 363,471.93, 501,606 and 202,316.76

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Solution

The fourth proportional to 363,471.93, 501,606 and 202,316.76 is: 279,205.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,471.93 : 501,606 = 202,316.76 : x
  2. Step 2: Convert to fraction form
    363,471.93/501,606 = 202,316.76/x
  3. Step 3: Cross multiply
    363,471.93x = 501,606 × 202,316.76
  4. Step 4: Simplify right side
    363,471.93x = 101,483,300,716.56
  5. Step 5: Solve for x
    x = 101,483,300,716.56/363,471.93
  6. Step 6: Final answer
    x = 279,205.33

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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.