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Finding the Fourth Proportional to 410,173.58, 615,057.71 and 125,795.95

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Solution

The fourth proportional to 410,173.58, 615,057.71 and 125,795.95 is: 188,631.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,173.58 : 615,057.71 = 125,795.95 : x
  2. Step 2: Convert to fraction form
    410,173.58/615,057.71 = 125,795.95/x
  3. Step 3: Cross multiply
    410,173.58x = 615,057.71 × 125,795.95
  4. Step 4: Simplify right side
    410,173.58x = 77,371,766,767.65
  5. Step 5: Solve for x
    x = 77,371,766,767.65/410,173.58
  6. Step 6: Final answer
    x = 188,631.76

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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.