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Finding the Fourth Proportional to 301,099.95, 451,650.74 and 101,560.50

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Solution

The fourth proportional to 301,099.95, 451,650.74 and 101,560.50 is: 152,341.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,099.95 : 451,650.74 = 101,560.50 : x
  2. Step 2: Convert to fraction form
    301,099.95/451,650.74 = 101,560.50/x
  3. Step 3: Cross multiply
    301,099.95x = 451,650.74 × 101,560.50
  4. Step 4: Simplify right side
    301,099.95x = 45,869,874,471.97
  5. Step 5: Solve for x
    x = 45,869,874,471.97/301,099.95
  6. Step 6: Final answer
    x = 152,341.02

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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.