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Finding the Fourth Proportional to 306,306.60, 459,510.30 and 95,893.80

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Solution

The fourth proportional to 306,306.60, 459,510.30 and 95,893.80 is: 143,856.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,306.60 : 459,510.30 = 95,893.80 : x
  2. Step 2: Convert to fraction form
    306,306.60/459,510.30 = 95,893.80/x
  3. Step 3: Cross multiply
    306,306.60x = 459,510.30 × 95,893.80
  4. Step 4: Simplify right side
    306,306.60x = 44,064,188,806.14
  5. Step 5: Solve for x
    x = 44,064,188,806.14/306,306.60
  6. Step 6: Final answer
    x = 143,856.48

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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.