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Finding the Fourth Proportional to 488,241.10, 684,004.10 and 488,241.10

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Solution

The fourth proportional to 488,241.10, 684,004.10 and 488,241.10 is: 684,004.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,241.10 : 684,004.10 = 488,241.10 : x
  2. Step 2: Convert to fraction form
    488,241.10/684,004.10 = 488,241.10/x
  3. Step 3: Cross multiply
    488,241.10x = 684,004.10 × 488,241.10
  4. Step 4: Simplify right side
    488,241.10x = 333,958,914,188.51
  5. Step 5: Solve for x
    x = 333,958,914,188.51/488,241.10
  6. Step 6: Final answer
    x = 684,004.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.