Home / 551,431.10-827,146.65-177,454.10

Finding the Fourth Proportional to 551,431.10, 827,146.65 and 177,454.10

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Solution

The fourth proportional to 551,431.10, 827,146.65 and 177,454.10 is: 266,181.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,431.10 : 827,146.65 = 177,454.10 : x
  2. Step 2: Convert to fraction form
    551,431.10/827,146.65 = 177,454.10/x
  3. Step 3: Cross multiply
    551,431.10x = 827,146.65 × 177,454.10
  4. Step 4: Simplify right side
    551,431.10x = 146,780,564,343.77
  5. Step 5: Solve for x
    x = 146,780,564,343.77/551,431.10
  6. Step 6: Final answer
    x = 266,181.15

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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.