Home / 452,177.75-678,370.10-196,053.12

Finding the Fourth Proportional to 452,177.75, 678,370.10 and 196,053.12

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Solution

The fourth proportional to 452,177.75, 678,370.10 and 196,053.12 is: 294,124.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,177.75 : 678,370.10 = 196,053.12 : x
  2. Step 2: Convert to fraction form
    452,177.75/678,370.10 = 196,053.12/x
  3. Step 3: Cross multiply
    452,177.75x = 678,370.10 × 196,053.12
  4. Step 4: Simplify right side
    452,177.75x = 132,996,573,639.45
  5. Step 5: Solve for x
    x = 132,996,573,639.45/452,177.75
  6. Step 6: Final answer
    x = 294,124.55

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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.