Home / 331,205.84-457,065.96-180,302.48

Finding the Fourth Proportional to 331,205.84, 457,065.96 and 180,302.48

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Solution

The fourth proportional to 331,205.84, 457,065.96 and 180,302.48 is: 248,818.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,205.84 : 457,065.96 = 180,302.48 : x
  2. Step 2: Convert to fraction form
    331,205.84/457,065.96 = 180,302.48/x
  3. Step 3: Cross multiply
    331,205.84x = 457,065.96 × 180,302.48
  4. Step 4: Simplify right side
    331,205.84x = 82,410,126,111.58
  5. Step 5: Solve for x
    x = 82,410,126,111.58/331,205.84
  6. Step 6: Final answer
    x = 248,818.46

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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.