Home / 396,191.12-546,740.51-214,902.59

Finding the Fourth Proportional to 396,191.12, 546,740.51 and 214,902.59

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Solution

The fourth proportional to 396,191.12, 546,740.51 and 214,902.59 is: 296,563.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,191.12 : 546,740.51 = 214,902.59 : x
  2. Step 2: Convert to fraction form
    396,191.12/546,740.51 = 214,902.59/x
  3. Step 3: Cross multiply
    396,191.12x = 546,740.51 × 214,902.59
  4. Step 4: Simplify right side
    396,191.12x = 117,495,947,848.71
  5. Step 5: Solve for x
    x = 117,495,947,848.71/396,191.12
  6. Step 6: Final answer
    x = 296,563.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.