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Finding the Fourth Proportional to 444,411.77, 666,700.57 and 178,193.12

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Solution

The fourth proportional to 444,411.77, 666,700.57 and 178,193.12 is: 267,322.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,411.77 : 666,700.57 = 178,193.12 : x
  2. Step 2: Convert to fraction form
    444,411.77/666,700.57 = 178,193.12/x
  3. Step 3: Cross multiply
    444,411.77x = 666,700.57 × 178,193.12
  4. Step 4: Simplify right side
    444,411.77x = 118,801,451,563.32
  5. Step 5: Solve for x
    x = 118,801,451,563.32/444,411.77
  6. Step 6: Final answer
    x = 267,322.92

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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.