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Finding the Fourth Proportional to 484,430.16, 726,433.41 and 244,396.38

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Solution

The fourth proportional to 484,430.16, 726,433.41 and 244,396.38 is: 366,487.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,430.16 : 726,433.41 = 244,396.38 : x
  2. Step 2: Convert to fraction form
    484,430.16/726,433.41 = 244,396.38/x
  3. Step 3: Cross multiply
    484,430.16x = 726,433.41 × 244,396.38
  4. Step 4: Simplify right side
    484,430.16x = 177,537,695,715.06
  5. Step 5: Solve for x
    x = 177,537,695,715.06/484,430.16
  6. Step 6: Final answer
    x = 366,487.70

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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.