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Finding the Fourth Proportional to 540,188.96, 810,244.56 and 236,613.92

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Solution

The fourth proportional to 540,188.96, 810,244.56 and 236,613.92 is: 354,903.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,188.96 : 810,244.56 = 236,613.92 : x
  2. Step 2: Convert to fraction form
    540,188.96/810,244.56 = 236,613.92/x
  3. Step 3: Cross multiply
    540,188.96x = 810,244.56 × 236,613.92
  4. Step 4: Simplify right side
    540,188.96x = 191,715,141,500.28
  5. Step 5: Solve for x
    x = 191,715,141,500.28/540,188.96
  6. Step 6: Final answer
    x = 354,903.85

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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.