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Finding the Fourth Proportional to 516,877.83, 775,316.75 and 236,198.25

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Solution

The fourth proportional to 516,877.83, 775,316.75 and 236,198.25 is: 354,297.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,877.83 : 775,316.75 = 236,198.25 : x
  2. Step 2: Convert to fraction form
    516,877.83/775,316.75 = 236,198.25/x
  3. Step 3: Cross multiply
    516,877.83x = 775,316.75 × 236,198.25
  4. Step 4: Simplify right side
    516,877.83x = 183,128,458,364.70
  5. Step 5: Solve for x
    x = 183,128,458,364.70/516,877.83
  6. Step 6: Final answer
    x = 354,297.38

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Similar ratio
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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.