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Finding the Fourth Proportional to 197,355.84, 295,903.62 and 70,932.66

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Solution

The fourth proportional to 197,355.84, 295,903.62 and 70,932.66 is: 106,352.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,355.84 : 295,903.62 = 70,932.66 : x
  2. Step 2: Convert to fraction form
    197,355.84/295,903.62 = 70,932.66/x
  3. Step 3: Cross multiply
    197,355.84x = 295,903.62 × 70,932.66
  4. Step 4: Simplify right side
    197,355.84x = 20,989,230,870.23
  5. Step 5: Solve for x
    x = 20,989,230,870.23/197,355.84
  6. Step 6: Final answer
    x = 106,352.22

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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.