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Finding the Fourth Proportional to 295,245.60, 442,868.40 and 236,196.60

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Solution

The fourth proportional to 295,245.60, 442,868.40 and 236,196.60 is: 354,294.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,245.60 : 442,868.40 = 236,196.60 : x
  2. Step 2: Convert to fraction form
    295,245.60/442,868.40 = 236,196.60/x
  3. Step 3: Cross multiply
    295,245.60x = 442,868.40 × 236,196.60
  4. Step 4: Simplify right side
    295,245.60x = 104,604,010,327.44
  5. Step 5: Solve for x
    x = 104,604,010,327.44/295,245.60
  6. Step 6: Final answer
    x = 354,294.90

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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.