Home / 362,933.04-500,819.10-201,778.20

Finding the Fourth Proportional to 362,933.04, 500,819.10 and 201,778.20

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Solution

The fourth proportional to 362,933.04, 500,819.10 and 201,778.20 is: 278,438.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,933.04 : 500,819.10 = 201,778.20 : x
  2. Step 2: Convert to fraction form
    362,933.04/500,819.10 = 201,778.20/x
  3. Step 3: Cross multiply
    362,933.04x = 500,819.10 × 201,778.20
  4. Step 4: Simplify right side
    362,933.04x = 101,054,376,523.62
  5. Step 5: Solve for x
    x = 101,054,376,523.62/362,933.04
  6. Step 6: Final answer
    x = 278,438.07

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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.