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Finding the Fourth Proportional to 335,040.30, 503,143.65 and 177,576.30

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Solution

The fourth proportional to 335,040.30, 503,143.65 and 177,576.30 is: 266,673.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,040.30 : 503,143.65 = 177,576.30 : x
  2. Step 2: Convert to fraction form
    335,040.30/503,143.65 = 177,576.30/x
  3. Step 3: Cross multiply
    335,040.30x = 503,143.65 × 177,576.30
  4. Step 4: Simplify right side
    335,040.30x = 89,346,387,735.50
  5. Step 5: Solve for x
    x = 89,346,387,735.50/335,040.30
  6. Step 6: Final answer
    x = 266,673.55

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1.5x scale

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.