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Finding the Fourth Proportional to 494,448.70, 741,903.45 and 370,032.70

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Solution

The fourth proportional to 494,448.70, 741,903.45 and 370,032.70 is: 555,221.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,448.70 : 741,903.45 = 370,032.70 : x
  2. Step 2: Convert to fraction form
    494,448.70/741,903.45 = 370,032.70/x
  3. Step 3: Cross multiply
    494,448.70x = 741,903.45 × 370,032.70
  4. Step 4: Simplify right side
    494,448.70x = 274,528,536,742.82
  5. Step 5: Solve for x
    x = 274,528,536,742.82/494,448.70
  6. Step 6: Final answer
    x = 555,221.48

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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.