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Finding the Fourth Proportional to 243,486.34, 364,958.12 and 101,251.96

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Solution

The fourth proportional to 243,486.34, 364,958.12 and 101,251.96 is: 151,765.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,486.34 : 364,958.12 = 101,251.96 : x
  2. Step 2: Convert to fraction form
    243,486.34/364,958.12 = 101,251.96/x
  3. Step 3: Cross multiply
    243,486.34x = 364,958.12 × 101,251.96
  4. Step 4: Simplify right side
    243,486.34x = 36,952,724,967.92
  5. Step 5: Solve for x
    x = 36,952,724,967.92/243,486.34
  6. Step 6: Final answer
    x = 151,765.08

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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.