Home / 551,215.80-826,823.70-177,276.60

Finding the Fourth Proportional to 551,215.80, 826,823.70 and 177,276.60

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Solution

The fourth proportional to 551,215.80, 826,823.70 and 177,276.60 is: 265,914.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,215.80 : 826,823.70 = 177,276.60 : x
  2. Step 2: Convert to fraction form
    551,215.80/826,823.70 = 177,276.60/x
  3. Step 3: Cross multiply
    551,215.80x = 826,823.70 × 177,276.60
  4. Step 4: Simplify right side
    551,215.80x = 146,576,494,335.42
  5. Step 5: Solve for x
    x = 146,576,494,335.42/551,215.80
  6. Step 6: Final answer
    x = 265,914.90

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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.