Home / 551,631.80-827,447.70-197,046.20

Finding the Fourth Proportional to 551,631.80, 827,447.70 and 197,046.20

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Solution

The fourth proportional to 551,631.80, 827,447.70 and 197,046.20 is: 295,569.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,631.80 : 827,447.70 = 197,046.20 : x
  2. Step 2: Convert to fraction form
    551,631.80/827,447.70 = 197,046.20/x
  3. Step 3: Cross multiply
    551,631.80x = 827,447.70 × 197,046.20
  4. Step 4: Simplify right side
    551,631.80x = 163,045,424,983.74
  5. Step 5: Solve for x
    x = 163,045,424,983.74/551,631.80
  6. Step 6: Final answer
    x = 295,569.30

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Double scale
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Similar ratio
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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.