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Finding the Fourth Proportional to 231,199.63, 346,799.44 and 64,987.63

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Solution

The fourth proportional to 231,199.63, 346,799.44 and 64,987.63 is: 97,481.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,199.63 : 346,799.44 = 64,987.63 : x
  2. Step 2: Convert to fraction form
    231,199.63/346,799.44 = 64,987.63/x
  3. Step 3: Cross multiply
    231,199.63x = 346,799.44 × 64,987.63
  4. Step 4: Simplify right side
    231,199.63x = 22,537,673,690.93
  5. Step 5: Solve for x
    x = 22,537,673,690.93/231,199.63
  6. Step 6: Final answer
    x = 97,481.44

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Similar ratio
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1.5x scale

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.