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Finding the Fourth Proportional to 441,150.71, 661,403.48 and 141,460.63

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Solution

The fourth proportional to 441,150.71, 661,403.48 and 141,460.63 is: 212,087.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,150.71 : 661,403.48 = 141,460.63 : x
  2. Step 2: Convert to fraction form
    441,150.71/661,403.48 = 141,460.63/x
  3. Step 3: Cross multiply
    441,150.71x = 661,403.48 × 141,460.63
  4. Step 4: Simplify right side
    441,150.71x = 93,562,550,604.18
  5. Step 5: Solve for x
    x = 93,562,550,604.18/441,150.71
  6. Step 6: Final answer
    x = 212,087.50

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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.