Home / 417,769.98-576,361.11-236,440.35

Finding the Fourth Proportional to 417,769.98, 576,361.11 and 236,440.35

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Solution

The fourth proportional to 417,769.98, 576,361.11 and 236,440.35 is: 326,196.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,769.98 : 576,361.11 = 236,440.35 : x
  2. Step 2: Convert to fraction form
    417,769.98/576,361.11 = 236,440.35/x
  3. Step 3: Cross multiply
    417,769.98x = 576,361.11 × 236,440.35
  4. Step 4: Simplify right side
    417,769.98x = 136,275,022,574.79
  5. Step 5: Solve for x
    x = 136,275,022,574.79/417,769.98
  6. Step 6: Final answer
    x = 326,196.30

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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.