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Finding the Fourth Proportional to 197,361.72, 296,079.10 and 62,459.74

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Solution

The fourth proportional to 197,361.72, 296,079.10 and 62,459.74 is: 93,701.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,361.72 : 296,079.10 = 62,459.74 : x
  2. Step 2: Convert to fraction form
    197,361.72/296,079.10 = 62,459.74/x
  3. Step 3: Cross multiply
    197,361.72x = 296,079.10 × 62,459.74
  4. Step 4: Simplify right side
    197,361.72x = 18,493,023,605.43
  5. Step 5: Solve for x
    x = 18,493,023,605.43/197,361.72
  6. Step 6: Final answer
    x = 93,701.17

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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.