Home / 452,982.47-678,975.41-186,597.65

Finding the Fourth Proportional to 452,982.47, 678,975.41 and 186,597.65

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Solution

The fourth proportional to 452,982.47, 678,975.41 and 186,597.65 is: 279,691.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,982.47 : 678,975.41 = 186,597.65 : x
  2. Step 2: Convert to fraction form
    452,982.47/678,975.41 = 186,597.65/x
  3. Step 3: Cross multiply
    452,982.47x = 678,975.41 × 186,597.65
  4. Step 4: Simplify right side
    452,982.47x = 126,695,218,077.72
  5. Step 5: Solve for x
    x = 126,695,218,077.72/452,982.47
  6. Step 6: Final answer
    x = 279,691.22

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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.