Home / 1,011,949.44-1,396,435.68-559,213.44

Finding the Fourth Proportional to 1,011,949.44, 1,396,435.68 and 559,213.44

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Solution

The fourth proportional to 1,011,949.44, 1,396,435.68 and 559,213.44 is: 771,684.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,949.44 : 1,396,435.68 = 559,213.44 : x
  2. Step 2: Convert to fraction form
    1,011,949.44/1,396,435.68 = 559,213.44/x
  3. Step 3: Cross multiply
    1,011,949.44x = 1,396,435.68 × 559,213.44
  4. Step 4: Simplify right side
    1,011,949.44x = 780,905,600,351.54
  5. Step 5: Solve for x
    x = 780,905,600,351.54/1,011,949.44
  6. Step 6: Final answer
    x = 771,684.40

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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.