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Finding the Fourth Proportional to 650,661.93, 975,882.20 and 177,236.55

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Solution

The fourth proportional to 650,661.93, 975,882.20 and 177,236.55 is: 265,824.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,661.93 : 975,882.20 = 177,236.55 : x
  2. Step 2: Convert to fraction form
    650,661.93/975,882.20 = 177,236.55/x
  3. Step 3: Cross multiply
    650,661.93x = 975,882.20 × 177,236.55
  4. Step 4: Simplify right side
    650,661.93x = 172,961,993,448.23
  5. Step 5: Solve for x
    x = 172,961,993,448.23/650,661.93
  6. Step 6: Final answer
    x = 265,824.67

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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.