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Finding the Fourth Proportional to 550,449.90, 825,674.85 and 176,510.70

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Solution

The fourth proportional to 550,449.90, 825,674.85 and 176,510.70 is: 264,766.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,449.90 : 825,674.85 = 176,510.70 : x
  2. Step 2: Convert to fraction form
    550,449.90/825,674.85 = 176,510.70/x
  3. Step 3: Cross multiply
    550,449.90x = 825,674.85 × 176,510.70
  4. Step 4: Simplify right side
    550,449.90x = 145,740,445,745.90
  5. Step 5: Solve for x
    x = 145,740,445,745.90/550,449.90
  6. Step 6: Final answer
    x = 264,766.05

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Similar ratio
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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.