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Finding the Fourth Proportional to 245,756.84, 368,162.93 and 150,709.86

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Solution

The fourth proportional to 245,756.84, 368,162.93 and 150,709.86 is: 225,775.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,756.84 : 368,162.93 = 150,709.86 : x
  2. Step 2: Convert to fraction form
    245,756.84/368,162.93 = 150,709.86/x
  3. Step 3: Cross multiply
    245,756.84x = 368,162.93 × 150,709.86
  4. Step 4: Simplify right side
    245,756.84x = 55,485,784,014.26
  5. Step 5: Solve for x
    x = 55,485,784,014.26/245,756.84
  6. Step 6: Final answer
    x = 225,775.14

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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.