Home / 500,037.24-690,051.40-273,682.76

Finding the Fourth Proportional to 500,037.24, 690,051.40 and 273,682.76

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Solution

The fourth proportional to 500,037.24, 690,051.40 and 273,682.76 is: 377,682.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,037.24 : 690,051.40 = 273,682.76 : x
  2. Step 2: Convert to fraction form
    500,037.24/690,051.40 = 273,682.76/x
  3. Step 3: Cross multiply
    500,037.24x = 690,051.40 × 273,682.76
  4. Step 4: Simplify right side
    500,037.24x = 188,855,171,693.86
  5. Step 5: Solve for x
    x = 188,855,171,693.86/500,037.24
  6. Step 6: Final answer
    x = 377,682.21

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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.