Home / 939,734.56-1,296,833.16-531,829

Finding the Fourth Proportional to 939,734.56, 1,296,833.16 and 531,829

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Solution

The fourth proportional to 939,734.56, 1,296,833.16 and 531,829 is: 733,923.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,734.56 : 1,296,833.16 = 531,829 : x
  2. Step 2: Convert to fraction form
    939,734.56/1,296,833.16 = 531,829/x
  3. Step 3: Cross multiply
    939,734.56x = 1,296,833.16 × 531,829
  4. Step 4: Simplify right side
    939,734.56x = 689,693,482,649.64
  5. Step 5: Solve for x
    x = 689,693,482,649.64/939,734.56
  6. Step 6: Final answer
    x = 733,923.72

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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.