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Finding the Fourth Proportional to 306,335.52, 459,503.46 and 95,989.92

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Solution

The fourth proportional to 306,335.52, 459,503.46 and 95,989.92 is: 143,984.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,335.52 : 459,503.46 = 95,989.92 : x
  2. Step 2: Convert to fraction form
    306,335.52/459,503.46 = 95,989.92/x
  3. Step 3: Cross multiply
    306,335.52x = 459,503.46 × 95,989.92
  4. Step 4: Simplify right side
    306,335.52x = 44,107,700,365.12
  5. Step 5: Solve for x
    x = 44,107,700,365.12/306,335.52
  6. Step 6: Final answer
    x = 143,984.94

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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.