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Finding the Fourth Proportional to 371,101.56, 556,575.78 and 181,367.16

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Solution

The fourth proportional to 371,101.56, 556,575.78 and 181,367.16 is: 272,013.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,101.56 : 556,575.78 = 181,367.16 : x
  2. Step 2: Convert to fraction form
    371,101.56/556,575.78 = 181,367.16/x
  3. Step 3: Cross multiply
    371,101.56x = 556,575.78 × 181,367.16
  4. Step 4: Simplify right side
    371,101.56x = 100,944,568,543.39
  5. Step 5: Solve for x
    x = 100,944,568,543.39/371,101.56
  6. Step 6: Final answer
    x = 272,013.32

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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.