Home / 874,480.35-1,308,757.70-537,734.30

Finding the Fourth Proportional to 874,480.35, 1,308,757.70 and 537,734.30

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Solution

The fourth proportional to 874,480.35, 1,308,757.70 and 537,734.30 is: 804,779.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,480.35 : 1,308,757.70 = 537,734.30 : x
  2. Step 2: Convert to fraction form
    874,480.35/1,308,757.70 = 537,734.30/x
  3. Step 3: Cross multiply
    874,480.35x = 1,308,757.70 × 537,734.30
  4. Step 4: Simplify right side
    874,480.35x = 703,763,900,479.66
  5. Step 5: Solve for x
    x = 703,763,900,479.66/874,480.35
  6. Step 6: Final answer
    x = 804,779.54

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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.