Home / 1,176,138.90-1,764,227.67-323,205.20

Finding the Fourth Proportional to 1,176,138.90, 1,764,227.67 and 323,205.20

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Solution

The fourth proportional to 1,176,138.90, 1,764,227.67 and 323,205.20 is: 484,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,138.90 : 1,764,227.67 = 323,205.20 : x
  2. Step 2: Convert to fraction form
    1,176,138.90/1,764,227.67 = 323,205.20/x
  3. Step 3: Cross multiply
    1,176,138.90x = 1,764,227.67 × 323,205.20
  4. Step 4: Simplify right side
    1,176,138.90x = 570,207,548,106.75
  5. Step 5: Solve for x
    x = 570,207,548,106.75/1,176,138.90
  6. Step 6: Final answer
    x = 484,813.10

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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.