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Finding the Fourth Proportional to 323,049.50, 484,593.70 and 101,433.50

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Solution

The fourth proportional to 323,049.50, 484,593.70 and 101,433.50 is: 152,156.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,049.50 : 484,593.70 = 101,433.50 : x
  2. Step 2: Convert to fraction form
    323,049.50/484,593.70 = 101,433.50/x
  3. Step 3: Cross multiply
    323,049.50x = 484,593.70 × 101,433.50
  4. Step 4: Simplify right side
    323,049.50x = 49,154,035,068.95
  5. Step 5: Solve for x
    x = 49,154,035,068.95/323,049.50
  6. Step 6: Final answer
    x = 152,156.36

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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.