Home / 417,451.68-576,043.92-236,141.28

Finding the Fourth Proportional to 417,451.68, 576,043.92 and 236,141.28

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Solution

The fourth proportional to 417,451.68, 576,043.92 and 236,141.28 is: 325,852.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,451.68 : 576,043.92 = 236,141.28 : x
  2. Step 2: Convert to fraction form
    417,451.68/576,043.92 = 236,141.28/x
  3. Step 3: Cross multiply
    417,451.68x = 576,043.92 × 236,141.28
  4. Step 4: Simplify right side
    417,451.68x = 136,027,748,605.02
  5. Step 5: Solve for x
    x = 136,027,748,605.02/417,451.68
  6. Step 6: Final answer
    x = 325,852.68

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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.