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Finding the Fourth Proportional to 349,076.96, 523,605.01 and 96,372.88

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Solution

The fourth proportional to 349,076.96, 523,605.01 and 96,372.88 is: 144,556.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,076.96 : 523,605.01 = 96,372.88 : x
  2. Step 2: Convert to fraction form
    349,076.96/523,605.01 = 96,372.88/x
  3. Step 3: Cross multiply
    349,076.96x = 523,605.01 × 96,372.88
  4. Step 4: Simplify right side
    349,076.96x = 50,461,322,796.13
  5. Step 5: Solve for x
    x = 50,461,322,796.13/349,076.96
  6. Step 6: Final answer
    x = 144,556.44

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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.