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Finding the Fourth Proportional to 234,241.11, 351,355.28 and 65,762.84

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Solution

The fourth proportional to 234,241.11, 351,355.28 and 65,762.84 is: 98,642.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,241.11 : 351,355.28 = 65,762.84 : x
  2. Step 2: Convert to fraction form
    234,241.11/351,355.28 = 65,762.84/x
  3. Step 3: Cross multiply
    234,241.11x = 351,355.28 × 65,762.84
  4. Step 4: Simplify right side
    234,241.11x = 23,106,121,061.80
  5. Step 5: Solve for x
    x = 23,106,121,061.80/234,241.11
  6. Step 6: Final answer
    x = 98,642.47

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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.