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Finding the Fourth Proportional to 636,114.87, 954,218.61 and 236,755.53

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Solution

The fourth proportional to 636,114.87, 954,218.61 and 236,755.53 is: 355,150.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,114.87 : 954,218.61 = 236,755.53 : x
  2. Step 2: Convert to fraction form
    636,114.87/954,218.61 = 236,755.53/x
  3. Step 3: Cross multiply
    636,114.87x = 954,218.61 × 236,755.53
  4. Step 4: Simplify right side
    636,114.87x = 225,916,532,746.41
  5. Step 5: Solve for x
    x = 225,916,532,746.41/636,114.87
  6. Step 6: Final answer
    x = 355,150.53

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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.