Home / 551,790.30-827,685.45-197,204.70

Finding the Fourth Proportional to 551,790.30, 827,685.45 and 197,204.70

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Solution

The fourth proportional to 551,790.30, 827,685.45 and 197,204.70 is: 295,807.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,790.30 : 827,685.45 = 197,204.70 : x
  2. Step 2: Convert to fraction form
    551,790.30/827,685.45 = 197,204.70/x
  3. Step 3: Cross multiply
    551,790.30x = 827,685.45 × 197,204.70
  4. Step 4: Simplify right side
    551,790.30x = 163,223,460,861.62
  5. Step 5: Solve for x
    x = 163,223,460,861.62/551,790.30
  6. Step 6: Final answer
    x = 295,807.05

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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.