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Finding the Fourth Proportional to 264,772.84, 365,390.16 and 143,914.04

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Solution

The fourth proportional to 264,772.84, 365,390.16 and 143,914.04 is: 198,603.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,772.84 : 365,390.16 = 143,914.04 : x
  2. Step 2: Convert to fraction form
    264,772.84/365,390.16 = 143,914.04/x
  3. Step 3: Cross multiply
    264,772.84x = 365,390.16 × 143,914.04
  4. Step 4: Simplify right side
    264,772.84x = 52,584,774,101.85
  5. Step 5: Solve for x
    x = 52,584,774,101.85/264,772.84
  6. Step 6: Final answer
    x = 198,603.35

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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.