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Finding the Fourth Proportional to 468,401.76, 702,996.30 and 202,365.36

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Solution

The fourth proportional to 468,401.76, 702,996.30 and 202,365.36 is: 303,718.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,401.76 : 702,996.30 = 202,365.36 : x
  2. Step 2: Convert to fraction form
    468,401.76/702,996.30 = 202,365.36/x
  3. Step 3: Cross multiply
    468,401.76x = 702,996.30 × 202,365.36
  4. Step 4: Simplify right side
    468,401.76x = 142,262,099,328.17
  5. Step 5: Solve for x
    x = 142,262,099,328.17/468,401.76
  6. Step 6: Final answer
    x = 303,718.11

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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.