Home / 802,773.62-1,106,919.60-511,996.28

Finding the Fourth Proportional to 802,773.62, 1,106,919.60 and 511,996.28

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Solution

The fourth proportional to 802,773.62, 1,106,919.60 and 511,996.28 is: 705,975.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,773.62 : 1,106,919.60 = 511,996.28 : x
  2. Step 2: Convert to fraction form
    802,773.62/1,106,919.60 = 511,996.28/x
  3. Step 3: Cross multiply
    802,773.62x = 1,106,919.60 × 511,996.28
  4. Step 4: Simplify right side
    802,773.62x = 566,738,717,459.09
  5. Step 5: Solve for x
    x = 566,738,717,459.09/802,773.62
  6. Step 6: Final answer
    x = 705,975.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.