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Finding the Fourth Proportional to 264,747.53, 365,353.99 and 143,889.10

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Solution

The fourth proportional to 264,747.53, 365,353.99 and 143,889.10 is: 198,568.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,747.53 : 365,353.99 = 143,889.10 : x
  2. Step 2: Convert to fraction form
    264,747.53/365,353.99 = 143,889.10/x
  3. Step 3: Cross multiply
    264,747.53x = 365,353.99 × 143,889.10
  4. Step 4: Simplify right side
    264,747.53x = 52,570,456,802.51
  5. Step 5: Solve for x
    x = 52,570,456,802.51/264,747.53
  6. Step 6: Final answer
    x = 198,568.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.