Home / 346,022.01-519,032.21-135,512.73

Finding the Fourth Proportional to 346,022.01, 519,032.21 and 135,512.73

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Solution

The fourth proportional to 346,022.01, 519,032.21 and 135,512.73 is: 203,268.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,022.01 : 519,032.21 = 135,512.73 : x
  2. Step 2: Convert to fraction form
    346,022.01/519,032.21 = 135,512.73/x
  3. Step 3: Cross multiply
    346,022.01x = 519,032.21 × 135,512.73
  4. Step 4: Simplify right side
    346,022.01x = 70,335,471,057.47
  5. Step 5: Solve for x
    x = 70,335,471,057.47/346,022.01
  6. Step 6: Final answer
    x = 203,268.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.